Home / 542,724.01-749,005.11-301,084.42

Finding the Fourth Proportional to 542,724.01, 749,005.11 and 301,084.42

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Solution

The fourth proportional to 542,724.01, 749,005.11 and 301,084.42 is: 415,522.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,724.01 : 749,005.11 = 301,084.42 : x
  2. Step 2: Convert to fraction form
    542,724.01/749,005.11 = 301,084.42/x
  3. Step 3: Cross multiply
    542,724.01x = 749,005.11 × 301,084.42
  4. Step 4: Simplify right side
    542,724.01x = 225,513,769,121.39
  5. Step 5: Solve for x
    x = 225,513,769,121.39/542,724.01
  6. Step 6: Final answer
    x = 415,522.01

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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.