Home / 955,206.40-1,318,195.74-547,300.03

Finding the Fourth Proportional to 955,206.40, 1,318,195.74 and 547,300.03

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Solution

The fourth proportional to 955,206.40, 1,318,195.74 and 547,300.03 is: 755,280.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,206.40 : 1,318,195.74 = 547,300.03 : x
  2. Step 2: Convert to fraction form
    955,206.40/1,318,195.74 = 547,300.03/x
  3. Step 3: Cross multiply
    955,206.40x = 1,318,195.74 × 547,300.03
  4. Step 4: Simplify right side
    955,206.40x = 721,448,568,047.87
  5. Step 5: Solve for x
    x = 721,448,568,047.87/955,206.40
  6. Step 6: Final answer
    x = 755,280.29

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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.