Home / 345,144.92-476,167.64-214,261.18

Finding the Fourth Proportional to 345,144.92, 476,167.64 and 214,261.18

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Solution

The fourth proportional to 345,144.92, 476,167.64 and 214,261.18 is: 295,598.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,144.92 : 476,167.64 = 214,261.18 : x
  2. Step 2: Convert to fraction form
    345,144.92/476,167.64 = 214,261.18/x
  3. Step 3: Cross multiply
    345,144.92x = 476,167.64 × 214,261.18
  4. Step 4: Simplify right side
    345,144.92x = 102,024,240,424.22
  5. Step 5: Solve for x
    x = 102,024,240,424.22/345,144.92
  6. Step 6: Final answer
    x = 295,598.27

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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.