Home / 776,279.30-1,164,475.44-243,795.83

Finding the Fourth Proportional to 776,279.30, 1,164,475.44 and 243,795.83

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Solution

The fourth proportional to 776,279.30, 1,164,475.44 and 243,795.83 is: 365,711.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,279.30 : 1,164,475.44 = 243,795.83 : x
  2. Step 2: Convert to fraction form
    776,279.30/1,164,475.44 = 243,795.83/x
  3. Step 3: Cross multiply
    776,279.30x = 1,164,475.44 × 243,795.83
  4. Step 4: Simplify right side
    776,279.30x = 283,894,250,587.04
  5. Step 5: Solve for x
    x = 283,894,250,587.04/776,279.30
  6. Step 6: Final answer
    x = 365,711.48

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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.