Home / 914,909.60-1,372,418.16-353,947.04

Finding the Fourth Proportional to 914,909.60, 1,372,418.16 and 353,947.04

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Solution

The fourth proportional to 914,909.60, 1,372,418.16 and 353,947.04 is: 530,941.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,909.60 : 1,372,418.16 = 353,947.04 : x
  2. Step 2: Convert to fraction form
    914,909.60/1,372,418.16 = 353,947.04/x
  3. Step 3: Cross multiply
    914,909.60x = 1,372,418.16 × 353,947.04
  4. Step 4: Simplify right side
    914,909.60x = 485,763,345,374.25
  5. Step 5: Solve for x
    x = 485,763,345,374.25/914,909.60
  6. Step 6: Final answer
    x = 530,941.36

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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.