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Finding the Fourth Proportional to 1,466.88, 2,024.34 and 877.72

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Solution

The fourth proportional to 1,466.88, 2,024.34 and 877.72 is: 1,211.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466.88 : 2,024.34 = 877.72 : x
  2. Step 2: Convert to fraction form
    1,466.88/2,024.34 = 877.72/x
  3. Step 3: Cross multiply
    1,466.88x = 2,024.34 × 877.72
  4. Step 4: Simplify right side
    1,466.88x = 1,776,803.70
  5. Step 5: Solve for x
    x = 1,776,803.70/1,466.88
  6. Step 6: Final answer
    x = 1,211.28

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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.