Home / 825,993.15-1,238,841.93-525,581.36

Finding the Fourth Proportional to 825,993.15, 1,238,841.93 and 525,581.36

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Solution

The fourth proportional to 825,993.15, 1,238,841.93 and 525,581.36 is: 788,278.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,993.15 : 1,238,841.93 = 525,581.36 : x
  2. Step 2: Convert to fraction form
    825,993.15/1,238,841.93 = 525,581.36/x
  3. Step 3: Cross multiply
    825,993.15x = 1,238,841.93 × 525,581.36
  4. Step 4: Simplify right side
    825,993.15x = 651,112,226,394.43
  5. Step 5: Solve for x
    x = 651,112,226,394.43/825,993.15
  6. Step 6: Final answer
    x = 788,278.00

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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.