Home / 825,081.84-1,138,592.44-457,556.88

Finding the Fourth Proportional to 825,081.84, 1,138,592.44 and 457,556.88

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Solution

The fourth proportional to 825,081.84, 1,138,592.44 and 457,556.88 is: 631,417.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,081.84 : 1,138,592.44 = 457,556.88 : x
  2. Step 2: Convert to fraction form
    825,081.84/1,138,592.44 = 457,556.88/x
  3. Step 3: Cross multiply
    825,081.84x = 1,138,592.44 × 457,556.88
  4. Step 4: Simplify right side
    825,081.84x = 520,970,804,437.99
  5. Step 5: Solve for x
    x = 520,970,804,437.99/825,081.84
  6. Step 6: Final answer
    x = 631,417.13

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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.