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Finding the Fourth Proportional to 337,417.61, 465,590.70 and 216,722.54

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Solution

The fourth proportional to 337,417.61, 465,590.70 and 216,722.54 is: 299,047.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,417.61 : 465,590.70 = 216,722.54 : x
  2. Step 2: Convert to fraction form
    337,417.61/465,590.70 = 216,722.54/x
  3. Step 3: Cross multiply
    337,417.61x = 465,590.70 × 216,722.54
  4. Step 4: Simplify right side
    337,417.61x = 100,904,000,268.36
  5. Step 5: Solve for x
    x = 100,904,000,268.36/337,417.61
  6. Step 6: Final answer
    x = 299,047.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.