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Finding the Fourth Proportional to 2,929,646.04, 4,397,309.72 and 1,414,397.64

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Solution

The fourth proportional to 2,929,646.04, 4,397,309.72 and 1,414,397.64 is: 2,122,967.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929,646.04 : 4,397,309.72 = 1,414,397.64 : x
  2. Step 2: Convert to fraction form
    2,929,646.04/4,397,309.72 = 1,414,397.64/x
  3. Step 3: Cross multiply
    2,929,646.04x = 4,397,309.72 × 1,414,397.64
  4. Step 4: Simplify right side
    2,929,646.04x = 6,219,544,490,317.06
  5. Step 5: Solve for x
    x = 6,219,544,490,317.06/2,929,646.04
  6. Step 6: Final answer
    x = 2,122,967.90

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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.