Home / 591,939.40-887,909.10-546,320.20

Finding the Fourth Proportional to 591,939.40, 887,909.10 and 546,320.20

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Solution

The fourth proportional to 591,939.40, 887,909.10 and 546,320.20 is: 819,480.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,939.40 : 887,909.10 = 546,320.20 : x
  2. Step 2: Convert to fraction form
    591,939.40/887,909.10 = 546,320.20/x
  3. Step 3: Cross multiply
    591,939.40x = 887,909.10 × 546,320.20
  4. Step 4: Simplify right side
    591,939.40x = 485,082,677,093.82
  5. Step 5: Solve for x
    x = 485,082,677,093.82/591,939.40
  6. Step 6: Final answer
    x = 819,480.30

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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.