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Finding the Fourth Proportional to 6,557,672.07, 9,049,569.62 and 3,657,066.03

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Solution

The fourth proportional to 6,557,672.07, 9,049,569.62 and 3,657,066.03 is: 5,046,741.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,557,672.07 : 9,049,569.62 = 3,657,066.03 : x
  2. Step 2: Convert to fraction form
    6,557,672.07/9,049,569.62 = 3,657,066.03/x
  3. Step 3: Cross multiply
    6,557,672.07x = 9,049,569.62 × 3,657,066.03
  4. Step 4: Simplify right side
    6,557,672.07x = 33,094,873,625,136.68
  5. Step 5: Solve for x
    x = 33,094,873,625,136.68/6,557,672.07
  6. Step 6: Final answer
    x = 5,046,741.17

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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.