Home / 581,028.60-871,370.10-225,838.20

Finding the Fourth Proportional to 581,028.60, 871,370.10 and 225,838.20

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Solution

The fourth proportional to 581,028.60, 871,370.10 and 225,838.20 is: 338,690.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,028.60 : 871,370.10 = 225,838.20 : x
  2. Step 2: Convert to fraction form
    581,028.60/871,370.10 = 225,838.20/x
  3. Step 3: Cross multiply
    581,028.60x = 871,370.10 × 225,838.20
  4. Step 4: Simplify right side
    581,028.60x = 196,788,654,917.82
  5. Step 5: Solve for x
    x = 196,788,654,917.82/581,028.60
  6. Step 6: Final answer
    x = 338,690.13

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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.