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Finding the Fourth Proportional to 531,470.06, 797,207.98 and 157,496.30

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Solution

The fourth proportional to 531,470.06, 797,207.98 and 157,496.30 is: 236,245.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,470.06 : 797,207.98 = 157,496.30 : x
  2. Step 2: Convert to fraction form
    531,470.06/797,207.98 = 157,496.30/x
  3. Step 3: Cross multiply
    531,470.06x = 797,207.98 × 157,496.30
  4. Step 4: Simplify right side
    531,470.06x = 125,557,307,180.47
  5. Step 5: Solve for x
    x = 125,557,307,180.47/531,470.06
  6. Step 6: Final answer
    x = 236,245.31

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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.