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Finding the Fourth Proportional to 445,908.48, 614,504.22 and 437,710.11

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Solution

The fourth proportional to 445,908.48, 614,504.22 and 437,710.11 is: 603,206.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,908.48 : 614,504.22 = 437,710.11 : x
  2. Step 2: Convert to fraction form
    445,908.48/614,504.22 = 437,710.11/x
  3. Step 3: Cross multiply
    445,908.48x = 614,504.22 × 437,710.11
  4. Step 4: Simplify right side
    445,908.48x = 268,974,709,731.66
  5. Step 5: Solve for x
    x = 268,974,709,731.66/445,908.48
  6. Step 6: Final answer
    x = 603,206.09

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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.