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Finding the Fourth Proportional to 591,607.40, 887,508.30 and 254,809.40

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Solution

The fourth proportional to 591,607.40, 887,508.30 and 254,809.40 is: 382,255.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,607.40 : 887,508.30 = 254,809.40 : x
  2. Step 2: Convert to fraction form
    591,607.40/887,508.30 = 254,809.40/x
  3. Step 3: Cross multiply
    591,607.40x = 887,508.30 × 254,809.40
  4. Step 4: Simplify right side
    591,607.40x = 226,145,457,418.02
  5. Step 5: Solve for x
    x = 226,145,457,418.02/591,607.40
  6. Step 6: Final answer
    x = 382,255.96

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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.