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Finding the Fourth Proportional to 292,836.75, 404,114.99 and 158,700.75

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Solution

The fourth proportional to 292,836.75, 404,114.99 and 158,700.75 is: 219,007.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,836.75 : 404,114.99 = 158,700.75 : x
  2. Step 2: Convert to fraction form
    292,836.75/404,114.99 = 158,700.75/x
  3. Step 3: Cross multiply
    292,836.75x = 404,114.99 × 158,700.75
  4. Step 4: Simplify right side
    292,836.75x = 64,133,351,205.74
  5. Step 5: Solve for x
    x = 64,133,351,205.74/292,836.75
  6. Step 6: Final answer
    x = 219,007.18

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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.