Home / 534,248.20-801,825.90-218,931.40

Finding the Fourth Proportional to 534,248.20, 801,825.90 and 218,931.40

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Solution

The fourth proportional to 534,248.20, 801,825.90 and 218,931.40 is: 328,582.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,248.20 : 801,825.90 = 218,931.40 : x
  2. Step 2: Convert to fraction form
    534,248.20/801,825.90 = 218,931.40/x
  3. Step 3: Cross multiply
    534,248.20x = 801,825.90 × 218,931.40
  4. Step 4: Simplify right side
    534,248.20x = 175,544,866,843.26
  5. Step 5: Solve for x
    x = 175,544,866,843.26/534,248.20
  6. Step 6: Final answer
    x = 328,582.98

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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.