Home / 935,881.37-1,291,516.28-506,161.49

Finding the Fourth Proportional to 935,881.37, 1,291,516.28 and 506,161.49

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Solution

The fourth proportional to 935,881.37, 1,291,516.28 and 506,161.49 is: 698,502.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,881.37 : 1,291,516.28 = 506,161.49 : x
  2. Step 2: Convert to fraction form
    935,881.37/1,291,516.28 = 506,161.49/x
  3. Step 3: Cross multiply
    935,881.37x = 1,291,516.28 × 506,161.49
  4. Step 4: Simplify right side
    935,881.37x = 653,715,797,553.77
  5. Step 5: Solve for x
    x = 653,715,797,553.77/935,881.37
  6. Step 6: Final answer
    x = 698,502.84

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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.