Home / 876,263.70-1,228,540.65-876,263.70

Finding the Fourth Proportional to 876,263.70, 1,228,540.65 and 876,263.70

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Solution

The fourth proportional to 876,263.70, 1,228,540.65 and 876,263.70 is: 1,228,540.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,263.70 : 1,228,540.65 = 876,263.70 : x
  2. Step 2: Convert to fraction form
    876,263.70/1,228,540.65 = 876,263.70/x
  3. Step 3: Cross multiply
    876,263.70x = 1,228,540.65 × 876,263.70
  4. Step 4: Simplify right side
    876,263.70x = 1,076,525,575,569.40
  5. Step 5: Solve for x
    x = 1,076,525,575,569.40/876,263.70
  6. Step 6: Final answer
    x = 1,228,540.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.