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Finding the Fourth Proportional to 632,772,061.60, 886,485,548 and 632,772,061.60

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Solution

The fourth proportional to 632,772,061.60, 886,485,548 and 632,772,061.60 is: 886,485,548

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,772,061.60 : 886,485,548 = 632,772,061.60 : x
  2. Step 2: Convert to fraction form
    632,772,061.60/886,485,548 = 632,772,061.60/x
  3. Step 3: Cross multiply
    632,772,061.60x = 886,485,548 × 632,772,061.60
  4. Step 4: Simplify right side
    632,772,061.60x = 560,943,287,786,565,760
  5. Step 5: Solve for x
    x = 560,943,287,786,565,760/632,772,061.60
  6. Step 6: Final answer
    x = 886,485,548

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.