Home / 520,828.44-781,305.17-183,799.50

Finding the Fourth Proportional to 520,828.44, 781,305.17 and 183,799.50

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Solution

The fourth proportional to 520,828.44, 781,305.17 and 183,799.50 is: 275,721.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,828.44 : 781,305.17 = 183,799.50 : x
  2. Step 2: Convert to fraction form
    520,828.44/781,305.17 = 183,799.50/x
  3. Step 3: Cross multiply
    520,828.44x = 781,305.17 × 183,799.50
  4. Step 4: Simplify right side
    520,828.44x = 143,603,498,674.42
  5. Step 5: Solve for x
    x = 143,603,498,674.42/520,828.44
  6. Step 6: Final answer
    x = 275,721.31

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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.