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Finding the Fourth Proportional to 662,904,000.10, 994,356,000.15 and 560,867,328.10

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Solution

The fourth proportional to 662,904,000.10, 994,356,000.15 and 560,867,328.10 is: 841,300,992.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,904,000.10 : 994,356,000.15 = 560,867,328.10 : x
  2. Step 2: Convert to fraction form
    662,904,000.10/994,356,000.15 = 560,867,328.10/x
  3. Step 3: Cross multiply
    662,904,000.10x = 994,356,000.15 × 560,867,328.10
  4. Step 4: Simplify right side
    662,904,000.10x = 557,701,792,984,333,696
  5. Step 5: Solve for x
    x = 557,701,792,984,333,696/662,904,000.10
  6. Step 6: Final answer
    x = 841,300,992.15

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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.