Home / 360,030.42-496,860.48-198,884.16

Finding the Fourth Proportional to 360,030.42, 496,860.48 and 198,884.16

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Solution

The fourth proportional to 360,030.42, 496,860.48 and 198,884.16 is: 274,470.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,030.42 : 496,860.48 = 198,884.16 : x
  2. Step 2: Convert to fraction form
    360,030.42/496,860.48 = 198,884.16/x
  3. Step 3: Cross multiply
    360,030.42x = 496,860.48 × 198,884.16
  4. Step 4: Simplify right side
    360,030.42x = 98,817,679,202.00
  5. Step 5: Solve for x
    x = 98,817,679,202.00/360,030.42
  6. Step 6: Final answer
    x = 274,470.36

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1.5x scale

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.