Home / 623,923.46-861,014.37-337,443.53

Finding the Fourth Proportional to 623,923.46, 861,014.37 and 337,443.53

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Solution

The fourth proportional to 623,923.46, 861,014.37 and 337,443.53 is: 465,672.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,923.46 : 861,014.37 = 337,443.53 : x
  2. Step 2: Convert to fraction form
    623,923.46/861,014.37 = 337,443.53/x
  3. Step 3: Cross multiply
    623,923.46x = 861,014.37 × 337,443.53
  4. Step 4: Simplify right side
    623,923.46x = 290,543,728,393.53
  5. Step 5: Solve for x
    x = 290,543,728,393.53/623,923.46
  6. Step 6: Final answer
    x = 465,672.07

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Double scale
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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.