Home / 762,653.90-1,143,987.36-194,035.58

Finding the Fourth Proportional to 762,653.90, 1,143,987.36 and 194,035.58

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Solution

The fourth proportional to 762,653.90, 1,143,987.36 and 194,035.58 is: 291,055.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,653.90 : 1,143,987.36 = 194,035.58 : x
  2. Step 2: Convert to fraction form
    762,653.90/1,143,987.36 = 194,035.58/x
  3. Step 3: Cross multiply
    762,653.90x = 1,143,987.36 × 194,035.58
  4. Step 4: Simplify right side
    762,653.90x = 221,974,250,910.27
  5. Step 5: Solve for x
    x = 221,974,250,910.27/762,653.90
  6. Step 6: Final answer
    x = 291,055.03

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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.