Home / 526,110.78-725,556.25-344,756.85

Finding the Fourth Proportional to 526,110.78, 725,556.25 and 344,756.85

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Solution

The fourth proportional to 526,110.78, 725,556.25 and 344,756.85 is: 475,452.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,110.78 : 725,556.25 = 344,756.85 : x
  2. Step 2: Convert to fraction form
    526,110.78/725,556.25 = 344,756.85/x
  3. Step 3: Cross multiply
    526,110.78x = 725,556.25 × 344,756.85
  4. Step 4: Simplify right side
    526,110.78x = 250,140,487,247.81
  5. Step 5: Solve for x
    x = 250,140,487,247.81/526,110.78
  6. Step 6: Final answer
    x = 475,452.12

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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.