Home / 623,914.16-861,001.53-337,434.24

Finding the Fourth Proportional to 623,914.16, 861,001.53 and 337,434.24

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Solution

The fourth proportional to 623,914.16, 861,001.53 and 337,434.24 is: 465,659.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,914.16 : 861,001.53 = 337,434.24 : x
  2. Step 2: Convert to fraction form
    623,914.16/861,001.53 = 337,434.24/x
  3. Step 3: Cross multiply
    623,914.16x = 861,001.53 × 337,434.24
  4. Step 4: Simplify right side
    623,914.16x = 290,531,396,914.39
  5. Step 5: Solve for x
    x = 290,531,396,914.39/623,914.16
  6. Step 6: Final answer
    x = 465,659.25

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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.