Home / 698,531.45-1,047,905.91-225,264.65

Finding the Fourth Proportional to 698,531.45, 1,047,905.91 and 225,264.65

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Solution

The fourth proportional to 698,531.45, 1,047,905.91 and 225,264.65 is: 337,932.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,531.45 : 1,047,905.91 = 225,264.65 : x
  2. Step 2: Convert to fraction form
    698,531.45/1,047,905.91 = 225,264.65/x
  3. Step 3: Cross multiply
    698,531.45x = 1,047,905.91 × 225,264.65
  4. Step 4: Simplify right side
    698,531.45x = 236,056,152,809.55
  5. Step 5: Solve for x
    x = 236,056,152,809.55/698,531.45
  6. Step 6: Final answer
    x = 337,932.04

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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.