Home / 598,917.80-898,376.70-575,298.20

Finding the Fourth Proportional to 598,917.80, 898,376.70 and 575,298.20

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Solution

The fourth proportional to 598,917.80, 898,376.70 and 575,298.20 is: 862,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,917.80 : 898,376.70 = 575,298.20 : x
  2. Step 2: Convert to fraction form
    598,917.80/898,376.70 = 575,298.20/x
  3. Step 3: Cross multiply
    598,917.80x = 898,376.70 × 575,298.20
  4. Step 4: Simplify right side
    598,917.80x = 516,834,498,431.94
  5. Step 5: Solve for x
    x = 516,834,498,431.94/598,917.80
  6. Step 6: Final answer
    x = 862,947.30

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Double scale
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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.