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Finding the Fourth Proportional to 7,695.00, 10,618.07 and 4,337.95

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Solution

The fourth proportional to 7,695.00, 10,618.07 and 4,337.95 is: 5,985.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695.00 : 10,618.07 = 4,337.95 : x
  2. Step 2: Convert to fraction form
    7,695.00/10,618.07 = 4,337.95/x
  3. Step 3: Cross multiply
    7,695.00x = 10,618.07 × 4,337.95
  4. Step 4: Simplify right side
    7,695.00x = 46,060,656.76
  5. Step 5: Solve for x
    x = 46,060,656.76/7,695.00
  6. Step 6: Final answer
    x = 5,985.79

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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.