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Finding the Fourth Proportional to 657,188.20, 922,551.80 and 657,188.20

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Solution

The fourth proportional to 657,188.20, 922,551.80 and 657,188.20 is: 922,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,188.20 : 922,551.80 = 657,188.20 : x
  2. Step 2: Convert to fraction form
    657,188.20/922,551.80 = 657,188.20/x
  3. Step 3: Cross multiply
    657,188.20x = 922,551.80 × 657,188.20
  4. Step 4: Simplify right side
    657,188.20x = 606,290,156,848.76
  5. Step 5: Solve for x
    x = 606,290,156,848.76/657,188.20
  6. Step 6: Final answer
    x = 922,551.80

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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.