Home / 958,498.20-1,437,200.55-359,478.90

Finding the Fourth Proportional to 958,498.20, 1,437,200.55 and 359,478.90

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Solution

The fourth proportional to 958,498.20, 1,437,200.55 and 359,478.90 is: 539,013.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,498.20 : 1,437,200.55 = 359,478.90 : x
  2. Step 2: Convert to fraction form
    958,498.20/1,437,200.55 = 359,478.90/x
  3. Step 3: Cross multiply
    958,498.20x = 1,437,200.55 × 359,478.90
  4. Step 4: Simplify right side
    958,498.20x = 516,643,272,793.40
  5. Step 5: Solve for x
    x = 516,643,272,793.40/958,498.20
  6. Step 6: Final answer
    x = 539,013.29

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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.