Home / 762,623.57-1,143,941.88-194,005.19

Finding the Fourth Proportional to 762,623.57, 1,143,941.88 and 194,005.19

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Solution

The fourth proportional to 762,623.57, 1,143,941.88 and 194,005.19 is: 291,009.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,623.57 : 1,143,941.88 = 194,005.19 : x
  2. Step 2: Convert to fraction form
    762,623.57/1,143,941.88 = 194,005.19/x
  3. Step 3: Cross multiply
    762,623.57x = 1,143,941.88 × 194,005.19
  4. Step 4: Simplify right side
    762,623.57x = 221,930,656,058.65
  5. Step 5: Solve for x
    x = 221,930,656,058.65/762,623.57
  6. Step 6: Final answer
    x = 291,009.44

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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.