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Finding the Fourth Proportional to 445,043.04, 614,185.52 and 254,116.32

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Solution

The fourth proportional to 445,043.04, 614,185.52 and 254,116.32 is: 350,695.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,043.04 : 614,185.52 = 254,116.32 : x
  2. Step 2: Convert to fraction form
    445,043.04/614,185.52 = 254,116.32/x
  3. Step 3: Cross multiply
    445,043.04x = 614,185.52 × 254,116.32
  4. Step 4: Simplify right side
    445,043.04x = 156,074,564,139.69
  5. Step 5: Solve for x
    x = 156,074,564,139.69/445,043.04
  6. Step 6: Final answer
    x = 350,695.44

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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.