Home / 410,101.60-614,461.20-199,285.60

Finding the Fourth Proportional to 410,101.60, 614,461.20 and 199,285.60

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Solution

The fourth proportional to 410,101.60, 614,461.20 and 199,285.60 is: 298,592.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,101.60 : 614,461.20 = 199,285.60 : x
  2. Step 2: Convert to fraction form
    410,101.60/614,461.20 = 199,285.60/x
  3. Step 3: Cross multiply
    410,101.60x = 614,461.20 × 199,285.60
  4. Step 4: Simplify right side
    410,101.60x = 122,453,268,918.72
  5. Step 5: Solve for x
    x = 122,453,268,918.72/410,101.60
  6. Step 6: Final answer
    x = 298,592.52

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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.