Home / 674,832.20-930,664.88-559,928.59

Finding the Fourth Proportional to 674,832.20, 930,664.88 and 559,928.59

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Solution

The fourth proportional to 674,832.20, 930,664.88 and 559,928.59 is: 772,200.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,832.20 : 930,664.88 = 559,928.59 : x
  2. Step 2: Convert to fraction form
    674,832.20/930,664.88 = 559,928.59/x
  3. Step 3: Cross multiply
    674,832.20x = 930,664.88 × 559,928.59
  4. Step 4: Simplify right side
    674,832.20x = 521,105,866,567.95
  5. Step 5: Solve for x
    x = 521,105,866,567.95/674,832.20
  6. Step 6: Final answer
    x = 772,200.65

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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.