Home / 997,458.13-1,496,397.36-323,486.88

Finding the Fourth Proportional to 997,458.13, 1,496,397.36 and 323,486.88

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Solution

The fourth proportional to 997,458.13, 1,496,397.36 and 323,486.88 is: 485,298.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,458.13 : 1,496,397.36 = 323,486.88 : x
  2. Step 2: Convert to fraction form
    997,458.13/1,496,397.36 = 323,486.88/x
  3. Step 3: Cross multiply
    997,458.13x = 1,496,397.36 × 323,486.88
  4. Step 4: Simplify right side
    997,458.13x = 484,064,915,350.20
  5. Step 5: Solve for x
    x = 484,064,915,350.20/997,458.13
  6. Step 6: Final answer
    x = 485,298.48

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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.