Home / 772,439.91-1,066,242.94-527,249.17

Finding the Fourth Proportional to 772,439.91, 1,066,242.94 and 527,249.17

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Solution

The fourth proportional to 772,439.91, 1,066,242.94 and 527,249.17 is: 727,792.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,439.91 : 1,066,242.94 = 527,249.17 : x
  2. Step 2: Convert to fraction form
    772,439.91/1,066,242.94 = 527,249.17/x
  3. Step 3: Cross multiply
    772,439.91x = 1,066,242.94 × 527,249.17
  4. Step 4: Simplify right side
    772,439.91x = 562,175,705,133.36
  5. Step 5: Solve for x
    x = 562,175,705,133.36/772,439.91
  6. Step 6: Final answer
    x = 727,792.15

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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.