Home / 370,482.03-511,265.70-200,716.16

Finding the Fourth Proportional to 370,482.03, 511,265.70 and 200,716.16

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Solution

The fourth proportional to 370,482.03, 511,265.70 and 200,716.16 is: 276,988.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,482.03 : 511,265.70 = 200,716.16 : x
  2. Step 2: Convert to fraction form
    370,482.03/511,265.70 = 200,716.16/x
  3. Step 3: Cross multiply
    370,482.03x = 511,265.70 × 200,716.16
  4. Step 4: Simplify right side
    370,482.03x = 102,619,285,487.38
  5. Step 5: Solve for x
    x = 102,619,285,487.38/370,482.03
  6. Step 6: Final answer
    x = 276,988.56

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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.