Home / 350,939.18-526,408.85-98,256.89

Finding the Fourth Proportional to 350,939.18, 526,408.85 and 98,256.89

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Solution

The fourth proportional to 350,939.18, 526,408.85 and 98,256.89 is: 147,385.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,939.18 : 526,408.85 = 98,256.89 : x
  2. Step 2: Convert to fraction form
    350,939.18/526,408.85 = 98,256.89/x
  3. Step 3: Cross multiply
    350,939.18x = 526,408.85 × 98,256.89
  4. Step 4: Simplify right side
    350,939.18x = 51,723,298,031.14
  5. Step 5: Solve for x
    x = 51,723,298,031.14/350,939.18
  6. Step 6: Final answer
    x = 147,385.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.