Home / 284,849.40-392,968.62-171,607.08

Finding the Fourth Proportional to 284,849.40, 392,968.62 and 171,607.08

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Solution

The fourth proportional to 284,849.40, 392,968.62 and 171,607.08 is: 236,743.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,849.40 : 392,968.62 = 171,607.08 : x
  2. Step 2: Convert to fraction form
    284,849.40/392,968.62 = 171,607.08/x
  3. Step 3: Cross multiply
    284,849.40x = 392,968.62 × 171,607.08
  4. Step 4: Simplify right side
    284,849.40x = 67,436,197,409.83
  5. Step 5: Solve for x
    x = 67,436,197,409.83/284,849.40
  6. Step 6: Final answer
    x = 236,743.34

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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.