Home / 971,725.02-1,340,951.67-541,995.45

Finding the Fourth Proportional to 971,725.02, 1,340,951.67 and 541,995.45

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Solution

The fourth proportional to 971,725.02, 1,340,951.67 and 541,995.45 is: 747,937.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,725.02 : 1,340,951.67 = 541,995.45 : x
  2. Step 2: Convert to fraction form
    971,725.02/1,340,951.67 = 541,995.45/x
  3. Step 3: Cross multiply
    971,725.02x = 1,340,951.67 × 541,995.45
  4. Step 4: Simplify right side
    971,725.02x = 726,789,703,809.90
  5. Step 5: Solve for x
    x = 726,789,703,809.90/971,725.02
  6. Step 6: Final answer
    x = 747,937.63

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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.