Home / 1,108,959.56-1,663,194.09-310,026.32

Finding the Fourth Proportional to 1,108,959.56, 1,663,194.09 and 310,026.32

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Solution

The fourth proportional to 1,108,959.56, 1,663,194.09 and 310,026.32 is: 464,970.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,959.56 : 1,663,194.09 = 310,026.32 : x
  2. Step 2: Convert to fraction form
    1,108,959.56/1,663,194.09 = 310,026.32/x
  3. Step 3: Cross multiply
    1,108,959.56x = 1,663,194.09 × 310,026.32
  4. Step 4: Simplify right side
    1,108,959.56x = 515,633,943,168.45
  5. Step 5: Solve for x
    x = 515,633,943,168.45/1,108,959.56
  6. Step 6: Final answer
    x = 464,970.92

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Double scale
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1.5x scale

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.