Home / 526,026.16-725,879.64-296,591.60

Finding the Fourth Proportional to 526,026.16, 725,879.64 and 296,591.60

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Solution

The fourth proportional to 526,026.16, 725,879.64 and 296,591.60 is: 409,275.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,026.16 : 725,879.64 = 296,591.60 : x
  2. Step 2: Convert to fraction form
    526,026.16/725,879.64 = 296,591.60/x
  3. Step 3: Cross multiply
    526,026.16x = 725,879.64 × 296,591.60
  4. Step 4: Simplify right side
    526,026.16x = 215,289,803,835.02
  5. Step 5: Solve for x
    x = 215,289,803,835.02/526,026.16
  6. Step 6: Final answer
    x = 409,275.85

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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.