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Finding the Fourth Proportional to 360,499.30, 540,701.95 and 94,280.35

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Solution

The fourth proportional to 360,499.30, 540,701.95 and 94,280.35 is: 141,408.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,499.30 : 540,701.95 = 94,280.35 : x
  2. Step 2: Convert to fraction form
    360,499.30/540,701.95 = 94,280.35/x
  3. Step 3: Cross multiply
    360,499.30x = 540,701.95 × 94,280.35
  4. Step 4: Simplify right side
    360,499.30x = 50,977,569,091.68
  5. Step 5: Solve for x
    x = 50,977,569,091.68/360,499.30
  6. Step 6: Final answer
    x = 141,408.23

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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.