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Finding the Fourth Proportional to 431,259.74, 595,144.96 and 247,528.70

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Solution

The fourth proportional to 431,259.74, 595,144.96 and 247,528.70 is: 341,593.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,259.74 : 595,144.96 = 247,528.70 : x
  2. Step 2: Convert to fraction form
    431,259.74/595,144.96 = 247,528.70/x
  3. Step 3: Cross multiply
    431,259.74x = 595,144.96 × 247,528.70
  4. Step 4: Simplify right side
    431,259.74x = 147,315,458,260.35
  5. Step 5: Solve for x
    x = 147,315,458,260.35/431,259.74
  6. Step 6: Final answer
    x = 341,593.35

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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.