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Finding the Fourth Proportional to 574,535.04, 861,664.11 and 254,509.95

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Solution

The fourth proportional to 574,535.04, 861,664.11 and 254,509.95 is: 381,703.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,535.04 : 861,664.11 = 254,509.95 : x
  2. Step 2: Convert to fraction form
    574,535.04/861,664.11 = 254,509.95/x
  3. Step 3: Cross multiply
    574,535.04x = 861,664.11 × 254,509.95
  4. Step 4: Simplify right side
    574,535.04x = 219,302,089,552.90
  5. Step 5: Solve for x
    x = 219,302,089,552.90/574,535.04
  6. Step 6: Final answer
    x = 381,703.59

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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.