Home / 453,512.39-625,852.78-249,586.79

Finding the Fourth Proportional to 453,512.39, 625,852.78 and 249,586.79

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Solution

The fourth proportional to 453,512.39, 625,852.78 and 249,586.79 is: 344,432.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,512.39 : 625,852.78 = 249,586.79 : x
  2. Step 2: Convert to fraction form
    453,512.39/625,852.78 = 249,586.79/x
  3. Step 3: Cross multiply
    453,512.39x = 625,852.78 × 249,586.79
  4. Step 4: Simplify right side
    453,512.39x = 156,204,582,619.55
  5. Step 5: Solve for x
    x = 156,204,582,619.55/453,512.39
  6. Step 6: Final answer
    x = 344,432.89

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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.