Home / 535,623.15-739,135.17-293,899.71

Finding the Fourth Proportional to 535,623.15, 739,135.17 and 293,899.71

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Solution

The fourth proportional to 535,623.15, 739,135.17 and 293,899.71 is: 405,568.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,623.15 : 739,135.17 = 293,899.71 : x
  2. Step 2: Convert to fraction form
    535,623.15/739,135.17 = 293,899.71/x
  3. Step 3: Cross multiply
    535,623.15x = 739,135.17 × 293,899.71
  4. Step 4: Simplify right side
    535,623.15x = 217,231,612,113.80
  5. Step 5: Solve for x
    x = 217,231,612,113.80/535,623.15
  6. Step 6: Final answer
    x = 405,568.00

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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.