Home / 376,074.04-564,111.27-186,665.26

Finding the Fourth Proportional to 376,074.04, 564,111.27 and 186,665.26

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Solution

The fourth proportional to 376,074.04, 564,111.27 and 186,665.26 is: 279,997.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,074.04 : 564,111.27 = 186,665.26 : x
  2. Step 2: Convert to fraction form
    376,074.04/564,111.27 = 186,665.26/x
  3. Step 3: Cross multiply
    376,074.04x = 564,111.27 × 186,665.26
  4. Step 4: Simplify right side
    376,074.04x = 105,299,976,883.48
  5. Step 5: Solve for x
    x = 105,299,976,883.48/376,074.04
  6. Step 6: Final answer
    x = 279,997.99

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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.