Home / 692,729.64-1,039,134.78-194,132.52

Finding the Fourth Proportional to 692,729.64, 1,039,134.78 and 194,132.52

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Solution

The fourth proportional to 692,729.64, 1,039,134.78 and 194,132.52 is: 291,210.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,729.64 : 1,039,134.78 = 194,132.52 : x
  2. Step 2: Convert to fraction form
    692,729.64/1,039,134.78 = 194,132.52/x
  3. Step 3: Cross multiply
    692,729.64x = 1,039,134.78 × 194,132.52
  4. Step 4: Simplify right side
    692,729.64x = 201,729,853,461.05
  5. Step 5: Solve for x
    x = 201,729,853,461.05/692,729.64
  6. Step 6: Final answer
    x = 291,210.08

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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.