Home / 581,257.20-871,237.80-226,153.20

Finding the Fourth Proportional to 581,257.20, 871,237.80 and 226,153.20

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Solution

The fourth proportional to 581,257.20, 871,237.80 and 226,153.20 is: 338,977.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,257.20 : 871,237.80 = 226,153.20 : x
  2. Step 2: Convert to fraction form
    581,257.20/871,237.80 = 226,153.20/x
  3. Step 3: Cross multiply
    581,257.20x = 871,237.80 × 226,153.20
  4. Step 4: Simplify right side
    581,257.20x = 197,033,216,430.96
  5. Step 5: Solve for x
    x = 197,033,216,430.96/581,257.20
  6. Step 6: Final answer
    x = 338,977.68

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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.