Home / 431,154.68-594,999.66-247,423.20

Finding the Fourth Proportional to 431,154.68, 594,999.66 and 247,423.20

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Solution

The fourth proportional to 431,154.68, 594,999.66 and 247,423.20 is: 341,447.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,154.68 : 594,999.66 = 247,423.20 : x
  2. Step 2: Convert to fraction form
    431,154.68/594,999.66 = 247,423.20/x
  3. Step 3: Cross multiply
    431,154.68x = 594,999.66 × 247,423.20
  4. Step 4: Simplify right side
    431,154.68x = 147,216,719,876.11
  5. Step 5: Solve for x
    x = 147,216,719,876.11/431,154.68
  6. Step 6: Final answer
    x = 341,447.57

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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.