Home / 779,832.90-1,169,749.35-247,395.60

Finding the Fourth Proportional to 779,832.90, 1,169,749.35 and 247,395.60

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Solution

The fourth proportional to 779,832.90, 1,169,749.35 and 247,395.60 is: 371,093.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,832.90 : 1,169,749.35 = 247,395.60 : x
  2. Step 2: Convert to fraction form
    779,832.90/1,169,749.35 = 247,395.60/x
  3. Step 3: Cross multiply
    779,832.90x = 1,169,749.35 × 247,395.60
  4. Step 4: Simplify right side
    779,832.90x = 289,390,842,292.86
  5. Step 5: Solve for x
    x = 289,390,842,292.86/779,832.90
  6. Step 6: Final answer
    x = 371,093.40

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Similar ratio
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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.