Home / 598,824.31-898,236.49-478,317.04

Finding the Fourth Proportional to 598,824.31, 898,236.49 and 478,317.04

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Solution

The fourth proportional to 598,824.31, 898,236.49 and 478,317.04 is: 717,475.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,824.31 : 898,236.49 = 478,317.04 : x
  2. Step 2: Convert to fraction form
    598,824.31/898,236.49 = 478,317.04/x
  3. Step 3: Cross multiply
    598,824.31x = 898,236.49 × 478,317.04
  4. Step 4: Simplify right side
    598,824.31x = 429,641,820,993.24
  5. Step 5: Solve for x
    x = 429,641,820,993.24/598,824.31
  6. Step 6: Final answer
    x = 717,475.59

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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.