Home / 574,512.12-861,368.46-254,490.24

Finding the Fourth Proportional to 574,512.12, 861,368.46 and 254,490.24

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Solution

The fourth proportional to 574,512.12, 861,368.46 and 254,490.24 is: 381,558.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,512.12 : 861,368.46 = 254,490.24 : x
  2. Step 2: Convert to fraction form
    574,512.12/861,368.46 = 254,490.24/x
  3. Step 3: Cross multiply
    574,512.12x = 861,368.46 × 254,490.24
  4. Step 4: Simplify right side
    574,512.12x = 219,209,866,113.83
  5. Step 5: Solve for x
    x = 219,209,866,113.83/574,512.12
  6. Step 6: Final answer
    x = 381,558.30

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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.