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Finding the Fourth Proportional to 1,466.42, 2,023.58 and 877.01

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Solution

The fourth proportional to 1,466.42, 2,023.58 and 877.01 is: 1,210.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466.42 : 2,023.58 = 877.01 : x
  2. Step 2: Convert to fraction form
    1,466.42/2,023.58 = 877.01/x
  3. Step 3: Cross multiply
    1,466.42x = 2,023.58 × 877.01
  4. Step 4: Simplify right side
    1,466.42x = 1,774,691.97
  5. Step 5: Solve for x
    x = 1,774,691.97/1,466.42
  6. Step 6: Final answer
    x = 1,210.22

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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.