Home / 1,003,055.31-1,384,203.92-550,345.95

Finding the Fourth Proportional to 1,003,055.31, 1,384,203.92 and 550,345.95

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Solution

The fourth proportional to 1,003,055.31, 1,384,203.92 and 550,345.95 is: 759,470.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,055.31 : 1,384,203.92 = 550,345.95 : x
  2. Step 2: Convert to fraction form
    1,003,055.31/1,384,203.92 = 550,345.95/x
  3. Step 3: Cross multiply
    1,003,055.31x = 1,384,203.92 × 550,345.95
  4. Step 4: Simplify right side
    1,003,055.31x = 761,791,018,594.39
  5. Step 5: Solve for x
    x = 761,791,018,594.39/1,003,055.31
  6. Step 6: Final answer
    x = 759,470.60

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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.