Home / 935,826.30-1,403,998.65-620,898.30

Finding the Fourth Proportional to 935,826.30, 1,403,998.65 and 620,898.30

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Solution

The fourth proportional to 935,826.30, 1,403,998.65 and 620,898.30 is: 931,519.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,826.30 : 1,403,998.65 = 620,898.30 : x
  2. Step 2: Convert to fraction form
    935,826.30/1,403,998.65 = 620,898.30/x
  3. Step 3: Cross multiply
    935,826.30x = 1,403,998.65 × 620,898.30
  4. Step 4: Simplify right side
    935,826.30x = 871,740,374,987.30
  5. Step 5: Solve for x
    x = 871,740,374,987.30/935,826.30
  6. Step 6: Final answer
    x = 931,519.42

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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.