Home / 539,154.77-808,306.01-269,144.33

Finding the Fourth Proportional to 539,154.77, 808,306.01 and 269,144.33

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Solution

The fourth proportional to 539,154.77, 808,306.01 and 269,144.33 is: 403,503.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,154.77 : 808,306.01 = 269,144.33 : x
  2. Step 2: Convert to fraction form
    539,154.77/808,306.01 = 269,144.33/x
  3. Step 3: Cross multiply
    539,154.77x = 808,306.01 × 269,144.33
  4. Step 4: Simplify right side
    539,154.77x = 217,550,974,109.17
  5. Step 5: Solve for x
    x = 217,550,974,109.17/539,154.77
  6. Step 6: Final answer
    x = 403,503.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.