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Finding the Fourth Proportional to 1,716,710.32, 2,368,949.88 and 952,764.40

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Solution

The fourth proportional to 1,716,710.32, 2,368,949.88 and 952,764.40 is: 1,314,753.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716,710.32 : 2,368,949.88 = 952,764.40 : x
  2. Step 2: Convert to fraction form
    1,716,710.32/2,368,949.88 = 952,764.40/x
  3. Step 3: Cross multiply
    1,716,710.32x = 2,368,949.88 × 952,764.40
  4. Step 4: Simplify right side
    1,716,710.32x = 2,257,051,111,048.27
  5. Step 5: Solve for x
    x = 2,257,051,111,048.27/1,716,710.32
  6. Step 6: Final answer
    x = 1,314,753.62

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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.