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Finding the Fourth Proportional to 904,690,281.24, 1,248,525,917.24 and 681,277,799.28

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Solution

The fourth proportional to 904,690,281.24, 1,248,525,917.24 and 681,277,799.28 is: 940,203,522.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,690,281.24 : 1,248,525,917.24 = 681,277,799.28 : x
  2. Step 2: Convert to fraction form
    904,690,281.24/1,248,525,917.24 = 681,277,799.28/x
  3. Step 3: Cross multiply
    904,690,281.24x = 1,248,525,917.24 × 681,277,799.28
  4. Step 4: Simplify right side
    904,690,281.24x = 850,592,989,241,310,592
  5. Step 5: Solve for x
    x = 850,592,989,241,310,592/904,690,281.24
  6. Step 6: Final answer
    x = 940,203,522.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.