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Finding the Fourth Proportional to 615,196.70, 922,795.05 and 606,902.30

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Solution

The fourth proportional to 615,196.70, 922,795.05 and 606,902.30 is: 910,353.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,196.70 : 922,795.05 = 606,902.30 : x
  2. Step 2: Convert to fraction form
    615,196.70/922,795.05 = 606,902.30/x
  3. Step 3: Cross multiply
    615,196.70x = 922,795.05 × 606,902.30
  4. Step 4: Simplify right side
    615,196.70x = 560,046,438,273.62
  5. Step 5: Solve for x
    x = 560,046,438,273.62/615,196.70
  6. Step 6: Final answer
    x = 910,353.45

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Similar ratio
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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.