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Finding the Fourth Proportional to 5,808,824.80, 8,694,574.80 and 4,129,208.80

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Solution

The fourth proportional to 5,808,824.80, 8,694,574.80 and 4,129,208.80 is: 6,180,547.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,808,824.80 : 8,694,574.80 = 4,129,208.80 : x
  2. Step 2: Convert to fraction form
    5,808,824.80/8,694,574.80 = 4,129,208.80/x
  3. Step 3: Cross multiply
    5,808,824.80x = 8,694,574.80 × 4,129,208.80
  4. Step 4: Simplify right side
    5,808,824.80x = 35,901,714,776,418.24
  5. Step 5: Solve for x
    x = 35,901,714,776,418.24/5,808,824.80
  6. Step 6: Final answer
    x = 6,180,547.01

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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.