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Finding the Fourth Proportional to 437,064.24, 655,647.12 and 152,666.76

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Solution

The fourth proportional to 437,064.24, 655,647.12 and 152,666.76 is: 229,017.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,064.24 : 655,647.12 = 152,666.76 : x
  2. Step 2: Convert to fraction form
    437,064.24/655,647.12 = 152,666.76/x
  3. Step 3: Cross multiply
    437,064.24x = 655,647.12 × 152,666.76
  4. Step 4: Simplify right side
    437,064.24x = 100,095,521,513.73
  5. Step 5: Solve for x
    x = 100,095,521,513.73/437,064.24
  6. Step 6: Final answer
    x = 229,017.87

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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.