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Finding the Fourth Proportional to 541,858.50, 747,756.24 and 296,841.30

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Solution

The fourth proportional to 541,858.50, 747,756.24 and 296,841.30 is: 409,636.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,858.50 : 747,756.24 = 296,841.30 : x
  2. Step 2: Convert to fraction form
    541,858.50/747,756.24 = 296,841.30/x
  3. Step 3: Cross multiply
    541,858.50x = 747,756.24 × 296,841.30
  4. Step 4: Simplify right side
    541,858.50x = 221,964,934,364.71
  5. Step 5: Solve for x
    x = 221,964,934,364.71/541,858.50
  6. Step 6: Final answer
    x = 409,636.34

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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.