Home / 971,600.08-1,340,810.49-541,908.04

Finding the Fourth Proportional to 971,600.08, 1,340,810.49 and 541,908.04

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Solution

The fourth proportional to 971,600.08, 1,340,810.49 and 541,908.04 is: 747,834.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,600.08 : 1,340,810.49 = 541,908.04 : x
  2. Step 2: Convert to fraction form
    971,600.08/1,340,810.49 = 541,908.04/x
  3. Step 3: Cross multiply
    971,600.08x = 1,340,810.49 × 541,908.04
  4. Step 4: Simplify right side
    971,600.08x = 726,595,984,647.34
  5. Step 5: Solve for x
    x = 726,595,984,647.34/971,600.08
  6. Step 6: Final answer
    x = 747,834.42

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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.