Home / 763,240.60-1,144,892.04-194,636.44

Finding the Fourth Proportional to 763,240.60, 1,144,892.04 and 194,636.44

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Solution

The fourth proportional to 763,240.60, 1,144,892.04 and 194,636.44 is: 291,962.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,240.60 : 1,144,892.04 = 194,636.44 : x
  2. Step 2: Convert to fraction form
    763,240.60/1,144,892.04 = 194,636.44/x
  3. Step 3: Cross multiply
    763,240.60x = 1,144,892.04 × 194,636.44
  4. Step 4: Simplify right side
    763,240.60x = 222,837,710,849.94
  5. Step 5: Solve for x
    x = 222,837,710,849.94/763,240.60
  6. Step 6: Final answer
    x = 291,962.60

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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.