Home / 286,552.34-395,434.38-159,224.66

Finding the Fourth Proportional to 286,552.34, 395,434.38 and 159,224.66

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Solution

The fourth proportional to 286,552.34, 395,434.38 and 159,224.66 is: 219,725.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,552.34 : 395,434.38 = 159,224.66 : x
  2. Step 2: Convert to fraction form
    286,552.34/395,434.38 = 159,224.66/x
  3. Step 3: Cross multiply
    286,552.34x = 395,434.38 × 159,224.66
  4. Step 4: Simplify right side
    286,552.34x = 62,962,904,707.81
  5. Step 5: Solve for x
    x = 62,962,904,707.81/286,552.34
  6. Step 6: Final answer
    x = 219,725.67

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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.