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Finding the Fourth Proportional to 488,600,875.85, 732,901,313.78 and 488,600,875.85

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Solution

The fourth proportional to 488,600,875.85, 732,901,313.78 and 488,600,875.85 is: 732,901,313.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,600,875.85 : 732,901,313.78 = 488,600,875.85 : x
  2. Step 2: Convert to fraction form
    488,600,875.85/732,901,313.78 = 488,600,875.85/x
  3. Step 3: Cross multiply
    488,600,875.85x = 732,901,313.78 × 488,600,875.85
  4. Step 4: Simplify right side
    488,600,875.85x = 358,096,223,822,080,704
  5. Step 5: Solve for x
    x = 358,096,223,822,080,704/488,600,875.85
  6. Step 6: Final answer
    x = 732,901,313.78

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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.