Home / 914,052.62-1,261,377.12-506,145.74

Finding the Fourth Proportional to 914,052.62, 1,261,377.12 and 506,145.74

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Solution

The fourth proportional to 914,052.62, 1,261,377.12 and 506,145.74 is: 698,472.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,052.62 : 1,261,377.12 = 506,145.74 : x
  2. Step 2: Convert to fraction form
    914,052.62/1,261,377.12 = 506,145.74/x
  3. Step 3: Cross multiply
    914,052.62x = 1,261,377.12 × 506,145.74
  4. Step 4: Simplify right side
    914,052.62x = 638,440,655,821.47
  5. Step 5: Solve for x
    x = 638,440,655,821.47/914,052.62
  6. Step 6: Final answer
    x = 698,472.54

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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.