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Finding the Fourth Proportional to 444,064.16, 612,808.11 and 240,114.59

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Solution

The fourth proportional to 444,064.16, 612,808.11 and 240,114.59 is: 331,357.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,064.16 : 612,808.11 = 240,114.59 : x
  2. Step 2: Convert to fraction form
    444,064.16/612,808.11 = 240,114.59/x
  3. Step 3: Cross multiply
    444,064.16x = 612,808.11 × 240,114.59
  4. Step 4: Simplify right side
    444,064.16x = 147,144,169,013.06
  5. Step 5: Solve for x
    x = 147,144,169,013.06/444,064.16
  6. Step 6: Final answer
    x = 331,357.90

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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.