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Finding the Fourth Proportional to 7,904.58, 10,908.63 and 4,547.39

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Solution

The fourth proportional to 7,904.58, 10,908.63 and 4,547.39 is: 6,275.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.58 : 10,908.63 = 4,547.39 : x
  2. Step 2: Convert to fraction form
    7,904.58/10,908.63 = 4,547.39/x
  3. Step 3: Cross multiply
    7,904.58x = 10,908.63 × 4,547.39
  4. Step 4: Simplify right side
    7,904.58x = 49,605,794.98
  5. Step 5: Solve for x
    x = 49,605,794.98/7,904.58
  6. Step 6: Final answer
    x = 6,275.58

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.