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Finding the Fourth Proportional to 292,999.68, 439,521.39 and 124,501.05

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Solution

The fourth proportional to 292,999.68, 439,521.39 and 124,501.05 is: 186,760.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,999.68 : 439,521.39 = 124,501.05 : x
  2. Step 2: Convert to fraction form
    292,999.68/439,521.39 = 124,501.05/x
  3. Step 3: Cross multiply
    292,999.68x = 439,521.39 × 124,501.05
  4. Step 4: Simplify right side
    292,999.68x = 54,720,874,552.46
  5. Step 5: Solve for x
    x = 54,720,874,552.46/292,999.68
  6. Step 6: Final answer
    x = 186,760.87

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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.