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Finding the Fourth Proportional to 560,819,593.73, 840,477,438.49 and 436,472,373.47

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Solution

The fourth proportional to 560,819,593.73, 840,477,438.49 and 436,472,373.47 is: 654,123,334.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,819,593.73 : 840,477,438.49 = 436,472,373.47 : x
  2. Step 2: Convert to fraction form
    560,819,593.73/840,477,438.49 = 436,472,373.47/x
  3. Step 3: Cross multiply
    560,819,593.73x = 840,477,438.49 × 436,472,373.47
  4. Step 4: Simplify right side
    560,819,593.73x = 366,845,182,427,697,152
  5. Step 5: Solve for x
    x = 366,845,182,427,697,152/560,819,593.73
  6. Step 6: Final answer
    x = 654,123,334.01

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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.