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Finding the Fourth Proportional to 541,368.24, 747,069.12 and 299,651.28

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Solution

The fourth proportional to 541,368.24, 747,069.12 and 299,651.28 is: 413,508.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,368.24 : 747,069.12 = 299,651.28 : x
  2. Step 2: Convert to fraction form
    541,368.24/747,069.12 = 299,651.28/x
  3. Step 3: Cross multiply
    541,368.24x = 747,069.12 × 299,651.28
  4. Step 4: Simplify right side
    541,368.24x = 223,860,218,056.47
  5. Step 5: Solve for x
    x = 223,860,218,056.47/541,368.24
  6. Step 6: Final answer
    x = 413,508.22

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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.