Home / 935,408.48-1,290,832.27-591,429.56

Finding the Fourth Proportional to 935,408.48, 1,290,832.27 and 591,429.56

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Solution

The fourth proportional to 935,408.48, 1,290,832.27 and 591,429.56 is: 816,152.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,408.48 : 1,290,832.27 = 591,429.56 : x
  2. Step 2: Convert to fraction form
    935,408.48/1,290,832.27 = 591,429.56/x
  3. Step 3: Cross multiply
    935,408.48x = 1,290,832.27 × 591,429.56
  4. Step 4: Simplify right side
    935,408.48x = 763,436,353,547.17
  5. Step 5: Solve for x
    x = 763,436,353,547.17/935,408.48
  6. Step 6: Final answer
    x = 816,152.91

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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.