Home / 592,182.19-817,217.87-320,255.39

Finding the Fourth Proportional to 592,182.19, 817,217.87 and 320,255.39

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Solution

The fourth proportional to 592,182.19, 817,217.87 and 320,255.39 is: 441,955.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,182.19 : 817,217.87 = 320,255.39 : x
  2. Step 2: Convert to fraction form
    592,182.19/817,217.87 = 320,255.39/x
  3. Step 3: Cross multiply
    592,182.19x = 817,217.87 × 320,255.39
  4. Step 4: Simplify right side
    592,182.19x = 261,718,430,515.50
  5. Step 5: Solve for x
    x = 261,718,430,515.50/592,182.19
  6. Step 6: Final answer
    x = 441,955.93

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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.