Home / 779,276.70-1,169,024.40-246,742.20

Finding the Fourth Proportional to 779,276.70, 1,169,024.40 and 246,742.20

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Solution

The fourth proportional to 779,276.70, 1,169,024.40 and 246,742.20 is: 370,147.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,276.70 : 1,169,024.40 = 246,742.20 : x
  2. Step 2: Convert to fraction form
    779,276.70/1,169,024.40 = 246,742.20/x
  3. Step 3: Cross multiply
    779,276.70x = 1,169,024.40 × 246,742.20
  4. Step 4: Simplify right side
    779,276.70x = 288,447,652,309.68
  5. Step 5: Solve for x
    x = 288,447,652,309.68/779,276.70
  6. Step 6: Final answer
    x = 370,147.92

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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.