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Finding the Fourth Proportional to 425,340.37, 586,995.84 and 234,353.71

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Solution

The fourth proportional to 425,340.37, 586,995.84 and 234,353.71 is: 323,422.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,340.37 : 586,995.84 = 234,353.71 : x
  2. Step 2: Convert to fraction form
    425,340.37/586,995.84 = 234,353.71/x
  3. Step 3: Cross multiply
    425,340.37x = 586,995.84 × 234,353.71
  4. Step 4: Simplify right side
    425,340.37x = 137,564,652,858.57
  5. Step 5: Solve for x
    x = 137,564,652,858.57/425,340.37
  6. Step 6: Final answer
    x = 323,422.52

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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.