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Finding the Fourth Proportional to 541,920.68, 747,850.44 and 300,218.96

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Solution

The fourth proportional to 541,920.68, 747,850.44 and 300,218.96 is: 414,302.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,920.68 : 747,850.44 = 300,218.96 : x
  2. Step 2: Convert to fraction form
    541,920.68/747,850.44 = 300,218.96/x
  3. Step 3: Cross multiply
    541,920.68x = 747,850.44 × 300,218.96
  4. Step 4: Simplify right side
    541,920.68x = 224,518,881,332.34
  5. Step 5: Solve for x
    x = 224,518,881,332.34/541,920.68
  6. Step 6: Final answer
    x = 414,302.11

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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.