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Finding the Fourth Proportional to 1,088.26, 1,501.84 and 590.92

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Solution

The fourth proportional to 1,088.26, 1,501.84 and 590.92 is: 815.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088.26 : 1,501.84 = 590.92 : x
  2. Step 2: Convert to fraction form
    1,088.26/1,501.84 = 590.92/x
  3. Step 3: Cross multiply
    1,088.26x = 1,501.84 × 590.92
  4. Step 4: Simplify right side
    1,088.26x = 887,467.29
  5. Step 5: Solve for x
    x = 887,467.29/1,088.26
  6. Step 6: Final answer
    x = 815.49

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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.