Home / 749,124.13-1,033,791.30-409,592.38

Finding the Fourth Proportional to 749,124.13, 1,033,791.30 and 409,592.38

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Solution

The fourth proportional to 749,124.13, 1,033,791.30 and 409,592.38 is: 565,237.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,124.13 : 1,033,791.30 = 409,592.38 : x
  2. Step 2: Convert to fraction form
    749,124.13/1,033,791.30 = 409,592.38/x
  3. Step 3: Cross multiply
    749,124.13x = 1,033,791.30 × 409,592.38
  4. Step 4: Simplify right side
    749,124.13x = 423,433,038,990.29
  5. Step 5: Solve for x
    x = 423,433,038,990.29/749,124.13
  6. Step 6: Final answer
    x = 565,237.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.