Home / 935,806.35-1,291,416.65-506,086.48

Finding the Fourth Proportional to 935,806.35, 1,291,416.65 and 506,086.48

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Solution

The fourth proportional to 935,806.35, 1,291,416.65 and 506,086.48 is: 698,401.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,806.35 : 1,291,416.65 = 506,086.48 : x
  2. Step 2: Convert to fraction form
    935,806.35/1,291,416.65 = 506,086.48/x
  3. Step 3: Cross multiply
    935,806.35x = 1,291,416.65 × 506,086.48
  4. Step 4: Simplify right side
    935,806.35x = 653,568,507,593.56
  5. Step 5: Solve for x
    x = 653,568,507,593.56/935,806.35
  6. Step 6: Final answer
    x = 698,401.44

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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.