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Finding the Fourth Proportional to 425,576.76, 587,299.96 and 234,597

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Solution

The fourth proportional to 425,576.76, 587,299.96 and 234,597 is: 323,746.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,576.76 : 587,299.96 = 234,597 : x
  2. Step 2: Convert to fraction form
    425,576.76/587,299.96 = 234,597/x
  3. Step 3: Cross multiply
    425,576.76x = 587,299.96 × 234,597
  4. Step 4: Simplify right side
    425,576.76x = 137,778,808,716.12
  5. Step 5: Solve for x
    x = 137,778,808,716.12/425,576.76
  6. Step 6: Final answer
    x = 323,746.08

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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.