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Finding the Fourth Proportional to 971,052.56, 1,340,047 and 541,336.24

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Solution

The fourth proportional to 971,052.56, 1,340,047 and 541,336.24 is: 747,040.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,052.56 : 1,340,047 = 541,336.24 : x
  2. Step 2: Convert to fraction form
    971,052.56/1,340,047 = 541,336.24/x
  3. Step 3: Cross multiply
    971,052.56x = 1,340,047 × 541,336.24
  4. Step 4: Simplify right side
    971,052.56x = 725,416,004,403.28
  5. Step 5: Solve for x
    x = 725,416,004,403.28/971,052.56
  6. Step 6: Final answer
    x = 747,040.93

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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.