Home / 974,874.64-1,345,301.82-539,280.63

Finding the Fourth Proportional to 974,874.64, 1,345,301.82 and 539,280.63

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Solution

The fourth proportional to 974,874.64, 1,345,301.82 and 539,280.63 is: 744,193.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,874.64 : 1,345,301.82 = 539,280.63 : x
  2. Step 2: Convert to fraction form
    974,874.64/1,345,301.82 = 539,280.63/x
  3. Step 3: Cross multiply
    974,874.64x = 1,345,301.82 × 539,280.63
  4. Step 4: Simplify right side
    974,874.64x = 725,495,213,029.75
  5. Step 5: Solve for x
    x = 725,495,213,029.75/974,874.64
  6. Step 6: Final answer
    x = 744,193.34

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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.