Home / 779,685.22-1,169,569.14-247,165.30

Finding the Fourth Proportional to 779,685.22, 1,169,569.14 and 247,165.30

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Solution

The fourth proportional to 779,685.22, 1,169,569.14 and 247,165.30 is: 370,761.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,685.22 : 1,169,569.14 = 247,165.30 : x
  2. Step 2: Convert to fraction form
    779,685.22/1,169,569.14 = 247,165.30/x
  3. Step 3: Cross multiply
    779,685.22x = 1,169,569.14 × 247,165.30
  4. Step 4: Simplify right side
    779,685.22x = 289,076,907,358.84
  5. Step 5: Solve for x
    x = 289,076,907,358.84/779,685.22
  6. Step 6: Final answer
    x = 370,761.05

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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.