Home / 611,581.28-844,003.14-339,653.48

Finding the Fourth Proportional to 611,581.28, 844,003.14 and 339,653.48

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Solution

The fourth proportional to 611,581.28, 844,003.14 and 339,653.48 is: 468,733.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,581.28 : 844,003.14 = 339,653.48 : x
  2. Step 2: Convert to fraction form
    611,581.28/844,003.14 = 339,653.48/x
  3. Step 3: Cross multiply
    611,581.28x = 844,003.14 × 339,653.48
  4. Step 4: Simplify right side
    611,581.28x = 286,668,603,631.93
  5. Step 5: Solve for x
    x = 286,668,603,631.93/611,581.28
  6. Step 6: Final answer
    x = 468,733.45

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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.