Home / 986,779.13-1,361,788.20-604,732.10

Finding the Fourth Proportional to 986,779.13, 1,361,788.20 and 604,732.10

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Solution

The fourth proportional to 986,779.13, 1,361,788.20 and 604,732.10 is: 834,550.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,779.13 : 1,361,788.20 = 604,732.10 : x
  2. Step 2: Convert to fraction form
    986,779.13/1,361,788.20 = 604,732.10/x
  3. Step 3: Cross multiply
    986,779.13x = 1,361,788.20 × 604,732.10
  4. Step 4: Simplify right side
    986,779.13x = 823,517,031,132.28
  5. Step 5: Solve for x
    x = 823,517,031,132.28/986,779.13
  6. Step 6: Final answer
    x = 834,550.52

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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.