Home / 535,240.20-738,641.61-293,508.36

Finding the Fourth Proportional to 535,240.20, 738,641.61 and 293,508.36

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Solution

The fourth proportional to 535,240.20, 738,641.61 and 293,508.36 is: 405,047.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,240.20 : 738,641.61 = 293,508.36 : x
  2. Step 2: Convert to fraction form
    535,240.20/738,641.61 = 293,508.36/x
  3. Step 3: Cross multiply
    535,240.20x = 738,641.61 × 293,508.36
  4. Step 4: Simplify right side
    535,240.20x = 216,797,487,578.86
  5. Step 5: Solve for x
    x = 216,797,487,578.86/535,240.20
  6. Step 6: Final answer
    x = 405,047.09

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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.