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Finding the Fourth Proportional to 370,293.16, 555,439.74 and 104,042.92

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Solution

The fourth proportional to 370,293.16, 555,439.74 and 104,042.92 is: 156,064.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,293.16 : 555,439.74 = 104,042.92 : x
  2. Step 2: Convert to fraction form
    370,293.16/555,439.74 = 104,042.92/x
  3. Step 3: Cross multiply
    370,293.16x = 555,439.74 × 104,042.92
  4. Step 4: Simplify right side
    370,293.16x = 57,789,572,433.64
  5. Step 5: Solve for x
    x = 57,789,572,433.64/370,293.16
  6. Step 6: Final answer
    x = 156,064.38

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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.