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Finding the Fourth Proportional to 1,488.55, 2,232.06 and 501.01

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Solution

The fourth proportional to 1,488.55, 2,232.06 and 501.01 is: 751.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488.55 : 2,232.06 = 501.01 : x
  2. Step 2: Convert to fraction form
    1,488.55/2,232.06 = 501.01/x
  3. Step 3: Cross multiply
    1,488.55x = 2,232.06 × 501.01
  4. Step 4: Simplify right side
    1,488.55x = 1,118,284.38
  5. Step 5: Solve for x
    x = 1,118,284.38/1,488.55
  6. Step 6: Final answer
    x = 751.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.