Home / 687,594.50-1,031,806.48-293,610.50

Finding the Fourth Proportional to 687,594.50, 1,031,806.48 and 293,610.50

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Solution

The fourth proportional to 687,594.50, 1,031,806.48 and 293,610.50 is: 440,592.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,594.50 : 1,031,806.48 = 293,610.50 : x
  2. Step 2: Convert to fraction form
    687,594.50/1,031,806.48 = 293,610.50/x
  3. Step 3: Cross multiply
    687,594.50x = 1,031,806.48 × 293,610.50
  4. Step 4: Simplify right side
    687,594.50x = 302,949,216,496.04
  5. Step 5: Solve for x
    x = 302,949,216,496.04/687,594.50
  6. Step 6: Final answer
    x = 440,592.84

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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.