Home / 426,569.60-588,700.86-245,340.20

Finding the Fourth Proportional to 426,569.60, 588,700.86 and 245,340.20

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Solution

The fourth proportional to 426,569.60, 588,700.86 and 245,340.20 is: 338,589.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,569.60 : 588,700.86 = 245,340.20 : x
  2. Step 2: Convert to fraction form
    426,569.60/588,700.86 = 245,340.20/x
  3. Step 3: Cross multiply
    426,569.60x = 588,700.86 × 245,340.20
  4. Step 4: Simplify right side
    426,569.60x = 144,431,986,732.57
  5. Step 5: Solve for x
    x = 144,431,986,732.57/426,569.60
  6. Step 6: Final answer
    x = 338,589.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.