Home / 732,386.88-1,097,693.20-310,777.04

Finding the Fourth Proportional to 732,386.88, 1,097,693.20 and 310,777.04

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Solution

The fourth proportional to 732,386.88, 1,097,693.20 and 310,777.04 is: 465,789.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,386.88 : 1,097,693.20 = 310,777.04 : x
  2. Step 2: Convert to fraction form
    732,386.88/1,097,693.20 = 310,777.04/x
  3. Step 3: Cross multiply
    732,386.88x = 1,097,693.20 × 310,777.04
  4. Step 4: Simplify right side
    732,386.88x = 341,137,843,524.13
  5. Step 5: Solve for x
    x = 341,137,843,524.13/732,386.88
  6. Step 6: Final answer
    x = 465,789.12

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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.