Home / 352,001.40-528,002.10-174,439.80

Finding the Fourth Proportional to 352,001.40, 528,002.10 and 174,439.80

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Solution

The fourth proportional to 352,001.40, 528,002.10 and 174,439.80 is: 261,659.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,001.40 : 528,002.10 = 174,439.80 : x
  2. Step 2: Convert to fraction form
    352,001.40/528,002.10 = 174,439.80/x
  3. Step 3: Cross multiply
    352,001.40x = 528,002.10 × 174,439.80
  4. Step 4: Simplify right side
    352,001.40x = 92,104,580,723.58
  5. Step 5: Solve for x
    x = 92,104,580,723.58/352,001.40
  6. Step 6: Final answer
    x = 261,659.70

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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.