Home / 397,303.20-596,185.20-148,010.40

Finding the Fourth Proportional to 397,303.20, 596,185.20 and 148,010.40

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Solution

The fourth proportional to 397,303.20, 596,185.20 and 148,010.40 is: 222,101.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,303.20 : 596,185.20 = 148,010.40 : x
  2. Step 2: Convert to fraction form
    397,303.20/596,185.20 = 148,010.40/x
  3. Step 3: Cross multiply
    397,303.20x = 596,185.20 × 148,010.40
  4. Step 4: Simplify right side
    397,303.20x = 88,241,609,926.08
  5. Step 5: Solve for x
    x = 88,241,609,926.08/397,303.20
  6. Step 6: Final answer
    x = 222,101.43

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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.