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Finding the Fourth Proportional to 435,480.57, 601,011.47 and 254,237.04

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Solution

The fourth proportional to 435,480.57, 601,011.47 and 254,237.04 is: 350,875.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,480.57 : 601,011.47 = 254,237.04 : x
  2. Step 2: Convert to fraction form
    435,480.57/601,011.47 = 254,237.04/x
  3. Step 3: Cross multiply
    435,480.57x = 601,011.47 × 254,237.04
  4. Step 4: Simplify right side
    435,480.57x = 152,799,375,867.66
  5. Step 5: Solve for x
    x = 152,799,375,867.66/435,480.57
  6. Step 6: Final answer
    x = 350,875.30

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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.