Home / 675,109.40-1,012,068.12-254,680.52

Finding the Fourth Proportional to 675,109.40, 1,012,068.12 and 254,680.52

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Solution

The fourth proportional to 675,109.40, 1,012,068.12 and 254,680.52 is: 381,795.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,109.40 : 1,012,068.12 = 254,680.52 : x
  2. Step 2: Convert to fraction form
    675,109.40/1,012,068.12 = 254,680.52/x
  3. Step 3: Cross multiply
    675,109.40x = 1,012,068.12 × 254,680.52
  4. Step 4: Simplify right side
    675,109.40x = 257,754,035,077.02
  5. Step 5: Solve for x
    x = 257,754,035,077.02/675,109.40
  6. Step 6: Final answer
    x = 381,795.95

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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.