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Finding the Fourth Proportional to 337,413.60, 506,314.80 and 127,202.40

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Solution

The fourth proportional to 337,413.60, 506,314.80 and 127,202.40 is: 190,876.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,413.60 : 506,314.80 = 127,202.40 : x
  2. Step 2: Convert to fraction form
    337,413.60/506,314.80 = 127,202.40/x
  3. Step 3: Cross multiply
    337,413.60x = 506,314.80 × 127,202.40
  4. Step 4: Simplify right side
    337,413.60x = 64,404,457,715.52
  5. Step 5: Solve for x
    x = 64,404,457,715.52/337,413.60
  6. Step 6: Final answer
    x = 190,876.89

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1.5x scale

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.