Home / 414,587.20-572,128.51-233,302.15

Finding the Fourth Proportional to 414,587.20, 572,128.51 and 233,302.15

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Solution

The fourth proportional to 414,587.20, 572,128.51 and 233,302.15 is: 321,955.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,587.20 : 572,128.51 = 233,302.15 : x
  2. Step 2: Convert to fraction form
    414,587.20/572,128.51 = 233,302.15/x
  3. Step 3: Cross multiply
    414,587.20x = 572,128.51 × 233,302.15
  4. Step 4: Simplify right side
    414,587.20x = 133,478,814,614.17
  5. Step 5: Solve for x
    x = 133,478,814,614.17/414,587.20
  6. Step 6: Final answer
    x = 321,955.95

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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.