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Finding the Fourth Proportional to 370,460.73, 555,626.47 and 104,157.94

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Solution

The fourth proportional to 370,460.73, 555,626.47 and 104,157.94 is: 156,218.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,460.73 : 555,626.47 = 104,157.94 : x
  2. Step 2: Convert to fraction form
    370,460.73/555,626.47 = 104,157.94/x
  3. Step 3: Cross multiply
    370,460.73x = 555,626.47 × 104,157.94
  4. Step 4: Simplify right side
    370,460.73x = 57,872,906,875.21
  5. Step 5: Solve for x
    x = 57,872,906,875.21/370,460.73
  6. Step 6: Final answer
    x = 156,218.74

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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.