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Finding the Fourth Proportional to 342,500.16, 472,672.08 and 191,598.24

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Solution

The fourth proportional to 342,500.16, 472,672.08 and 191,598.24 is: 264,417.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,500.16 : 472,672.08 = 191,598.24 : x
  2. Step 2: Convert to fraction form
    342,500.16/472,672.08 = 191,598.24/x
  3. Step 3: Cross multiply
    342,500.16x = 472,672.08 × 191,598.24
  4. Step 4: Simplify right side
    342,500.16x = 90,563,138,625.14
  5. Step 5: Solve for x
    x = 90,563,138,625.14/342,500.16
  6. Step 6: Final answer
    x = 264,417.80

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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.