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Finding the Fourth Proportional to 624,056.96, 861,197.64 and 337,576.16

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Solution

The fourth proportional to 624,056.96, 861,197.64 and 337,576.16 is: 465,854.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,056.96 : 861,197.64 = 337,576.16 : x
  2. Step 2: Convert to fraction form
    624,056.96/861,197.64 = 337,576.16/x
  3. Step 3: Cross multiply
    624,056.96x = 861,197.64 × 337,576.16
  4. Step 4: Simplify right side
    624,056.96x = 290,719,792,312.26
  5. Step 5: Solve for x
    x = 290,719,792,312.26/624,056.96
  6. Step 6: Final answer
    x = 465,854.58

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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.