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Finding the Fourth Proportional to 3,547,606.05, 4,895,700.93 and 2,019,713.13

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Solution

The fourth proportional to 3,547,606.05, 4,895,700.93 and 2,019,713.13 is: 2,787,206.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547,606.05 : 4,895,700.93 = 2,019,713.13 : x
  2. Step 2: Convert to fraction form
    3,547,606.05/4,895,700.93 = 2,019,713.13/x
  3. Step 3: Cross multiply
    3,547,606.05x = 4,895,700.93 × 2,019,713.13
  4. Step 4: Simplify right side
    3,547,606.05x = 9,887,911,448,874.21
  5. Step 5: Solve for x
    x = 9,887,911,448,874.21/3,547,606.05
  6. Step 6: Final answer
    x = 2,787,206.73

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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.