Home / 779,604.75-1,169,407.17-188,628.75

Finding the Fourth Proportional to 779,604.75, 1,169,407.17 and 188,628.75

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Solution

The fourth proportional to 779,604.75, 1,169,407.17 and 188,628.75 is: 282,943.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,604.75 : 1,169,407.17 = 188,628.75 : x
  2. Step 2: Convert to fraction form
    779,604.75/1,169,407.17 = 188,628.75/x
  3. Step 3: Cross multiply
    779,604.75x = 1,169,407.17 × 188,628.75
  4. Step 4: Simplify right side
    779,604.75x = 220,583,812,718.14
  5. Step 5: Solve for x
    x = 220,583,812,718.14/779,604.75
  6. Step 6: Final answer
    x = 282,943.14

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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.