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Finding the Fourth Proportional to 4,258.65, 5,798.13 and 4,245.48

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Solution

The fourth proportional to 4,258.65, 5,798.13 and 4,245.48 is: 5,780.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258.65 : 5,798.13 = 4,245.48 : x
  2. Step 2: Convert to fraction form
    4,258.65/5,798.13 = 4,245.48/x
  3. Step 3: Cross multiply
    4,258.65x = 5,798.13 × 4,245.48
  4. Step 4: Simplify right side
    4,258.65x = 24,615,844.95
  5. Step 5: Solve for x
    x = 24,615,844.95/4,258.65
  6. Step 6: Final answer
    x = 5,780.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.