Home / 955,239.35-1,318,418.53-547,614.67

Finding the Fourth Proportional to 955,239.35, 1,318,418.53 and 547,614.67

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Solution

The fourth proportional to 955,239.35, 1,318,418.53 and 547,614.67 is: 755,816.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,239.35 : 1,318,418.53 = 547,614.67 : x
  2. Step 2: Convert to fraction form
    955,239.35/1,318,418.53 = 547,614.67/x
  3. Step 3: Cross multiply
    955,239.35x = 1,318,418.53 × 547,614.67
  4. Step 4: Simplify right side
    955,239.35x = 721,985,328,227.84
  5. Step 5: Solve for x
    x = 721,985,328,227.84/955,239.35
  6. Step 6: Final answer
    x = 755,816.15

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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.