Home / 414,257.12-571,827.36-363,807.20

Finding the Fourth Proportional to 414,257.12, 571,827.36 and 363,807.20

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Solution

The fourth proportional to 414,257.12, 571,827.36 and 363,807.20 is: 502,187.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,257.12 : 571,827.36 = 363,807.20 : x
  2. Step 2: Convert to fraction form
    414,257.12/571,827.36 = 363,807.20/x
  3. Step 3: Cross multiply
    414,257.12x = 571,827.36 × 363,807.20
  4. Step 4: Simplify right side
    414,257.12x = 208,034,910,724.99
  5. Step 5: Solve for x
    x = 208,034,910,724.99/414,257.12
  6. Step 6: Final answer
    x = 502,187.89

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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.