Home / 829,065.85-1,144,133.19-466,502.56

Finding the Fourth Proportional to 829,065.85, 1,144,133.19 and 466,502.56

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Solution

The fourth proportional to 829,065.85, 1,144,133.19 and 466,502.56 is: 643,786.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,065.85 : 1,144,133.19 = 466,502.56 : x
  2. Step 2: Convert to fraction form
    829,065.85/1,144,133.19 = 466,502.56/x
  3. Step 3: Cross multiply
    829,065.85x = 1,144,133.19 × 466,502.56
  4. Step 4: Simplify right side
    829,065.85x = 533,741,062,115.97
  5. Step 5: Solve for x
    x = 533,741,062,115.97/829,065.85
  6. Step 6: Final answer
    x = 643,786.09

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Double scale
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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.