Home / 846,874.35-1,168,687.72-459,689.52

Finding the Fourth Proportional to 846,874.35, 1,168,687.72 and 459,689.52

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Solution

The fourth proportional to 846,874.35, 1,168,687.72 and 459,689.52 is: 634,372.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,874.35 : 1,168,687.72 = 459,689.52 : x
  2. Step 2: Convert to fraction form
    846,874.35/1,168,687.72 = 459,689.52/x
  3. Step 3: Cross multiply
    846,874.35x = 1,168,687.72 × 459,689.52
  4. Step 4: Simplify right side
    846,874.35x = 537,233,493,938.14
  5. Step 5: Solve for x
    x = 537,233,493,938.14/846,874.35
  6. Step 6: Final answer
    x = 634,372.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.