Home / 558,218.20-837,327.30-536,445.40

Finding the Fourth Proportional to 558,218.20, 837,327.30 and 536,445.40

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Solution

The fourth proportional to 558,218.20, 837,327.30 and 536,445.40 is: 804,668.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,218.20 : 837,327.30 = 536,445.40 : x
  2. Step 2: Convert to fraction form
    558,218.20/837,327.30 = 536,445.40/x
  3. Step 3: Cross multiply
    558,218.20x = 837,327.30 × 536,445.40
  4. Step 4: Simplify right side
    558,218.20x = 449,180,378,379.42
  5. Step 5: Solve for x
    x = 449,180,378,379.42/558,218.20
  6. Step 6: Final answer
    x = 804,668.10

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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.