Home / 935,707.42-1,291,247.10-527,803.30

Finding the Fourth Proportional to 935,707.42, 1,291,247.10 and 527,803.30

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Solution

The fourth proportional to 935,707.42, 1,291,247.10 and 527,803.30 is: 728,352.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,707.42 : 1,291,247.10 = 527,803.30 : x
  2. Step 2: Convert to fraction form
    935,707.42/1,291,247.10 = 527,803.30/x
  3. Step 3: Cross multiply
    935,707.42x = 1,291,247.10 × 527,803.30
  4. Step 4: Simplify right side
    935,707.42x = 681,524,480,495.43
  5. Step 5: Solve for x
    x = 681,524,480,495.43/935,707.42
  6. Step 6: Final answer
    x = 728,352.12

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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.