Home / 417,975.12-576,982.17-282,192.93

Finding the Fourth Proportional to 417,975.12, 576,982.17 and 282,192.93

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Solution

The fourth proportional to 417,975.12, 576,982.17 and 282,192.93 is: 389,545.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,975.12 : 576,982.17 = 282,192.93 : x
  2. Step 2: Convert to fraction form
    417,975.12/576,982.17 = 282,192.93/x
  3. Step 3: Cross multiply
    417,975.12x = 576,982.17 × 282,192.93
  4. Step 4: Simplify right side
    417,975.12x = 162,820,289,110.06
  5. Step 5: Solve for x
    x = 162,820,289,110.06/417,975.12
  6. Step 6: Final answer
    x = 389,545.41

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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.