Home / 426,302.70-588,296.49-235,314.72

Finding the Fourth Proportional to 426,302.70, 588,296.49 and 235,314.72

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Solution

The fourth proportional to 426,302.70, 588,296.49 and 235,314.72 is: 324,733.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,302.70 : 588,296.49 = 235,314.72 : x
  2. Step 2: Convert to fraction form
    426,302.70/588,296.49 = 235,314.72/x
  3. Step 3: Cross multiply
    426,302.70x = 588,296.49 × 235,314.72
  4. Step 4: Simplify right side
    426,302.70x = 138,434,822,938.90
  5. Step 5: Solve for x
    x = 138,434,822,938.90/426,302.70
  6. Step 6: Final answer
    x = 324,733.63

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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.