Home / 598,853.80-898,280.70-575,234.20

Finding the Fourth Proportional to 598,853.80, 898,280.70 and 575,234.20

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Solution

The fourth proportional to 598,853.80, 898,280.70 and 575,234.20 is: 862,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,853.80 : 898,280.70 = 575,234.20 : x
  2. Step 2: Convert to fraction form
    598,853.80/898,280.70 = 575,234.20/x
  3. Step 3: Cross multiply
    598,853.80x = 898,280.70 × 575,234.20
  4. Step 4: Simplify right side
    598,853.80x = 516,721,779,839.94
  5. Step 5: Solve for x
    x = 516,721,779,839.94/598,853.80
  6. Step 6: Final answer
    x = 862,851.30

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Double scale
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Similar ratio
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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.