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Finding the Fourth Proportional to 586,805,250.60, 880,207,875.90 and 264,318,978.60

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Solution

The fourth proportional to 586,805,250.60, 880,207,875.90 and 264,318,978.60 is: 396,478,467.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,805,250.60 : 880,207,875.90 = 264,318,978.60 : x
  2. Step 2: Convert to fraction form
    586,805,250.60/880,207,875.90 = 264,318,978.60/x
  3. Step 3: Cross multiply
    586,805,250.60x = 880,207,875.90 × 264,318,978.60
  4. Step 4: Simplify right side
    586,805,250.60x = 232,655,646,713,563,552
  5. Step 5: Solve for x
    x = 232,655,646,713,563,552/586,805,250.60
  6. Step 6: Final answer
    x = 396,478,467.90

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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.