Home / 544,943.08-752,039.40-340,928.79

Finding the Fourth Proportional to 544,943.08, 752,039.40 and 340,928.79

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Solution

The fourth proportional to 544,943.08, 752,039.40 and 340,928.79 is: 470,492.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,943.08 : 752,039.40 = 340,928.79 : x
  2. Step 2: Convert to fraction form
    544,943.08/752,039.40 = 340,928.79/x
  3. Step 3: Cross multiply
    544,943.08x = 752,039.40 × 340,928.79
  4. Step 4: Simplify right side
    544,943.08x = 256,391,882,674.33
  5. Step 5: Solve for x
    x = 256,391,882,674.33/544,943.08
  6. Step 6: Final answer
    x = 470,492.96

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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.