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Finding the Fourth Proportional to 3,185,300, 4,395,714 and 1,754,516

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Solution

The fourth proportional to 3,185,300, 4,395,714 and 1,754,516 is: 2,421,232.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185,300 : 4,395,714 = 1,754,516 : x
  2. Step 2: Convert to fraction form
    3,185,300/4,395,714 = 1,754,516/x
  3. Step 3: Cross multiply
    3,185,300x = 4,395,714 × 1,754,516
  4. Step 4: Simplify right side
    3,185,300x = 7,712,350,544,424
  5. Step 5: Solve for x
    x = 7,712,350,544,424/3,185,300
  6. Step 6: Final answer
    x = 2,421,232.08

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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.