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Finding the Fourth Proportional to 903,279.32, 1,354,489.96 and 524,317

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Solution

The fourth proportional to 903,279.32, 1,354,489.96 and 524,317 is: 786,226.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,279.32 : 1,354,489.96 = 524,317 : x
  2. Step 2: Convert to fraction form
    903,279.32/1,354,489.96 = 524,317/x
  3. Step 3: Cross multiply
    903,279.32x = 1,354,489.96 × 524,317
  4. Step 4: Simplify right side
    903,279.32x = 710,182,112,357.32
  5. Step 5: Solve for x
    x = 710,182,112,357.32/903,279.32
  6. Step 6: Final answer
    x = 786,226.47

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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.