Home / 308,723.04-426,026.16-174,589.92

Finding the Fourth Proportional to 308,723.04, 426,026.16 and 174,589.92

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Solution

The fourth proportional to 308,723.04, 426,026.16 and 174,589.92 is: 240,927.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,723.04 : 426,026.16 = 174,589.92 : x
  2. Step 2: Convert to fraction form
    308,723.04/426,026.16 = 174,589.92/x
  3. Step 3: Cross multiply
    308,723.04x = 426,026.16 × 174,589.92
  4. Step 4: Simplify right side
    308,723.04x = 74,379,873,192.31
  5. Step 5: Solve for x
    x = 74,379,873,192.31/308,723.04
  6. Step 6: Final answer
    x = 240,927.51

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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.