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Finding the Fourth Proportional to 602,877,809.70, 904,316,714.55 and 577,368,641.70

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Solution

The fourth proportional to 602,877,809.70, 904,316,714.55 and 577,368,641.70 is: 866,052,962.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,877,809.70 : 904,316,714.55 = 577,368,641.70 : x
  2. Step 2: Convert to fraction form
    602,877,809.70/904,316,714.55 = 577,368,641.70/x
  3. Step 3: Cross multiply
    602,877,809.70x = 904,316,714.55 × 577,368,641.70
  4. Step 4: Simplify right side
    602,877,809.70x = 522,124,113,146,340,160
  5. Step 5: Solve for x
    x = 522,124,113,146,340,160/602,877,809.70
  6. Step 6: Final answer
    x = 866,052,962.55

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.