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Finding the Fourth Proportional to 5,597.51, 7,711.13 and 4,798.31

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Solution

The fourth proportional to 5,597.51, 7,711.13 and 4,798.31 is: 6,610.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,597.51 : 7,711.13 = 4,798.31 : x
  2. Step 2: Convert to fraction form
    5,597.51/7,711.13 = 4,798.31/x
  3. Step 3: Cross multiply
    5,597.51x = 7,711.13 × 4,798.31
  4. Step 4: Simplify right side
    5,597.51x = 37,000,329.64
  5. Step 5: Solve for x
    x = 37,000,329.64/5,597.51
  6. Step 6: Final answer
    x = 6,610.15

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Half scale
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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.