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Finding the Fourth Proportional to 437,246.88, 603,401.88 and 253,521.12

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Solution

The fourth proportional to 437,246.88, 603,401.88 and 253,521.12 is: 349,859.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,246.88 : 603,401.88 = 253,521.12 : x
  2. Step 2: Convert to fraction form
    437,246.88/603,401.88 = 253,521.12/x
  3. Step 3: Cross multiply
    437,246.88x = 603,401.88 × 253,521.12
  4. Step 4: Simplify right side
    437,246.88x = 152,975,120,427.71
  5. Step 5: Solve for x
    x = 152,975,120,427.71/437,246.88
  6. Step 6: Final answer
    x = 349,859.83

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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.