Home / 556,669.60-834,348.30-416,264.20

Finding the Fourth Proportional to 556,669.60, 834,348.30 and 416,264.20

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Solution

The fourth proportional to 556,669.60, 834,348.30 and 416,264.20 is: 623,905.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,669.60 : 834,348.30 = 416,264.20 : x
  2. Step 2: Convert to fraction form
    556,669.60/834,348.30 = 416,264.20/x
  3. Step 3: Cross multiply
    556,669.60x = 834,348.30 × 416,264.20
  4. Step 4: Simplify right side
    556,669.60x = 347,309,327,620.86
  5. Step 5: Solve for x
    x = 347,309,327,620.86/556,669.60
  6. Step 6: Final answer
    x = 623,905.68

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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.