Home / 598,122.13-825,406.08-326,189.35

Finding the Fourth Proportional to 598,122.13, 825,406.08 and 326,189.35

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Solution

The fourth proportional to 598,122.13, 825,406.08 and 326,189.35 is: 450,139.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,122.13 : 825,406.08 = 326,189.35 : x
  2. Step 2: Convert to fraction form
    598,122.13/825,406.08 = 326,189.35/x
  3. Step 3: Cross multiply
    598,122.13x = 825,406.08 × 326,189.35
  4. Step 4: Simplify right side
    598,122.13x = 269,238,672,721.25
  5. Step 5: Solve for x
    x = 269,238,672,721.25/598,122.13
  6. Step 6: Final answer
    x = 450,139.96

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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.