Home / 424,983.08-586,478.40-255,220.04

Finding the Fourth Proportional to 424,983.08, 586,478.40 and 255,220.04

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Solution

The fourth proportional to 424,983.08, 586,478.40 and 255,220.04 is: 352,204.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,983.08 : 586,478.40 = 255,220.04 : x
  2. Step 2: Convert to fraction form
    424,983.08/586,478.40 = 255,220.04/x
  3. Step 3: Cross multiply
    424,983.08x = 586,478.40 × 255,220.04
  4. Step 4: Simplify right side
    424,983.08x = 149,681,040,707.14
  5. Step 5: Solve for x
    x = 149,681,040,707.14/424,983.08
  6. Step 6: Final answer
    x = 352,204.71

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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.