Home / 869,627.40-1,304,376.30-364,057.80

Finding the Fourth Proportional to 869,627.40, 1,304,376.30 and 364,057.80

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Solution

The fourth proportional to 869,627.40, 1,304,376.30 and 364,057.80 is: 546,059.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,627.40 : 1,304,376.30 = 364,057.80 : x
  2. Step 2: Convert to fraction form
    869,627.40/1,304,376.30 = 364,057.80/x
  3. Step 3: Cross multiply
    869,627.40x = 1,304,376.30 × 364,057.80
  4. Step 4: Simplify right side
    869,627.40x = 474,868,366,150.14
  5. Step 5: Solve for x
    x = 474,868,366,150.14/869,627.40
  6. Step 6: Final answer
    x = 546,059.57

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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.