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Finding the Fourth Proportional to 1,952.34, 2,925.67 and 977.10

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Solution

The fourth proportional to 1,952.34, 2,925.67 and 977.10 is: 1,464.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952.34 : 2,925.67 = 977.10 : x
  2. Step 2: Convert to fraction form
    1,952.34/2,925.67 = 977.10/x
  3. Step 3: Cross multiply
    1,952.34x = 2,925.67 × 977.10
  4. Step 4: Simplify right side
    1,952.34x = 2,858,672.16
  5. Step 5: Solve for x
    x = 2,858,672.16/1,952.34
  6. Step 6: Final answer
    x = 1,464.23

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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.