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Finding the Fourth Proportional to 942,601.60, 1,413,902.40 and 942,601.60

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Solution

The fourth proportional to 942,601.60, 1,413,902.40 and 942,601.60 is: 1,413,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,601.60 : 1,413,902.40 = 942,601.60 : x
  2. Step 2: Convert to fraction form
    942,601.60/1,413,902.40 = 942,601.60/x
  3. Step 3: Cross multiply
    942,601.60x = 1,413,902.40 × 942,601.60
  4. Step 4: Simplify right side
    942,601.60x = 1,332,746,664,483.84
  5. Step 5: Solve for x
    x = 1,332,746,664,483.84/942,601.60
  6. Step 6: Final answer
    x = 1,413,902.40

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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.