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Finding the Fourth Proportional to 500,616.78, 750,400.27 and 234,152.70

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Solution

The fourth proportional to 500,616.78, 750,400.27 and 234,152.70 is: 350,983.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,616.78 : 750,400.27 = 234,152.70 : x
  2. Step 2: Convert to fraction form
    500,616.78/750,400.27 = 234,152.70/x
  3. Step 3: Cross multiply
    500,616.78x = 750,400.27 × 234,152.70
  4. Step 4: Simplify right side
    500,616.78x = 175,708,249,301.23
  5. Step 5: Solve for x
    x = 175,708,249,301.23/500,616.78
  6. Step 6: Final answer
    x = 350,983.54

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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.