Home / 776,255.70-1,164,432.96-243,797.76

Finding the Fourth Proportional to 776,255.70, 1,164,432.96 and 243,797.76

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Solution

The fourth proportional to 776,255.70, 1,164,432.96 and 243,797.76 is: 365,712.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,255.70 : 1,164,432.96 = 243,797.76 : x
  2. Step 2: Convert to fraction form
    776,255.70/1,164,432.96 = 243,797.76/x
  3. Step 3: Cross multiply
    776,255.70x = 1,164,432.96 × 243,797.76
  4. Step 4: Simplify right side
    776,255.70x = 283,886,147,318.17
  5. Step 5: Solve for x
    x = 283,886,147,318.17/776,255.70
  6. Step 6: Final answer
    x = 365,712.16

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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.