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Finding the Fourth Proportional to 357,008.32, 535,601.11 and 177,178.14

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Solution

The fourth proportional to 357,008.32, 535,601.11 and 177,178.14 is: 265,811.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,008.32 : 535,601.11 = 177,178.14 : x
  2. Step 2: Convert to fraction form
    357,008.32/535,601.11 = 177,178.14/x
  3. Step 3: Cross multiply
    357,008.32x = 535,601.11 × 177,178.14
  4. Step 4: Simplify right side
    357,008.32x = 94,896,810,221.11
  5. Step 5: Solve for x
    x = 94,896,810,221.11/357,008.32
  6. Step 6: Final answer
    x = 265,811.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.