Home / 786,565.38-1,179,597.94-253,962.54

Finding the Fourth Proportional to 786,565.38, 1,179,597.94 and 253,962.54

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Solution

The fourth proportional to 786,565.38, 1,179,597.94 and 253,962.54 is: 380,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,565.38 : 1,179,597.94 = 253,962.54 : x
  2. Step 2: Convert to fraction form
    786,565.38/1,179,597.94 = 253,962.54/x
  3. Step 3: Cross multiply
    786,565.38x = 1,179,597.94 × 253,962.54
  4. Step 4: Simplify right side
    786,565.38x = 299,573,688,386.26
  5. Step 5: Solve for x
    x = 299,573,688,386.26/786,565.38
  6. Step 6: Final answer
    x = 380,863.05

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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.