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Finding the Fourth Proportional to 8,332.71, 11,494.59 and 5,345.22

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Solution

The fourth proportional to 8,332.71, 11,494.59 and 5,345.22 is: 7,373.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332.71 : 11,494.59 = 5,345.22 : x
  2. Step 2: Convert to fraction form
    8,332.71/11,494.59 = 5,345.22/x
  3. Step 3: Cross multiply
    8,332.71x = 11,494.59 × 5,345.22
  4. Step 4: Simplify right side
    8,332.71x = 61,441,112.36
  5. Step 5: Solve for x
    x = 61,441,112.36/8,332.71
  6. Step 6: Final answer
    x = 7,373.49

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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.