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Finding the Fourth Proportional to 3,036.53, 4,554.98 and 956.60

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Solution

The fourth proportional to 3,036.53, 4,554.98 and 956.60 is: 1,434.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.53 : 4,554.98 = 956.60 : x
  2. Step 2: Convert to fraction form
    3,036.53/4,554.98 = 956.60/x
  3. Step 3: Cross multiply
    3,036.53x = 4,554.98 × 956.60
  4. Step 4: Simplify right side
    3,036.53x = 4,357,293.87
  5. Step 5: Solve for x
    x = 4,357,293.87/3,036.53
  6. Step 6: Final answer
    x = 1,434.96

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1.5x scale

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.