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Finding the Fourth Proportional to 370,259.67, 555,408.53 and 104,040.95

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Solution

The fourth proportional to 370,259.67, 555,408.53 and 104,040.95 is: 156,066.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,259.67 : 555,408.53 = 104,040.95 : x
  2. Step 2: Convert to fraction form
    370,259.67/555,408.53 = 104,040.95/x
  3. Step 3: Cross multiply
    370,259.67x = 555,408.53 × 104,040.95
  4. Step 4: Simplify right side
    370,259.67x = 57,785,227,802.06
  5. Step 5: Solve for x
    x = 57,785,227,802.06/370,259.67
  6. Step 6: Final answer
    x = 156,066.76

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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.