Home / 829,658.76-1,144,588.50-615,326.28

Finding the Fourth Proportional to 829,658.76, 1,144,588.50 and 615,326.28

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Solution

The fourth proportional to 829,658.76, 1,144,588.50 and 615,326.28 is: 848,897.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,658.76 : 1,144,588.50 = 615,326.28 : x
  2. Step 2: Convert to fraction form
    829,658.76/1,144,588.50 = 615,326.28/x
  3. Step 3: Cross multiply
    829,658.76x = 1,144,588.50 × 615,326.28
  4. Step 4: Simplify right side
    829,658.76x = 704,295,383,835.78
  5. Step 5: Solve for x
    x = 704,295,383,835.78/829,658.76
  6. Step 6: Final answer
    x = 848,897.66

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Half scale
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Double scale
Find fourth proportional to 829,659.76, 1,144,589.88 and 615,327.28
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.