Home / 935,335.64-1,289,902.38-612,928.64

Finding the Fourth Proportional to 935,335.64, 1,289,902.38 and 612,928.64

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Solution

The fourth proportional to 935,335.64, 1,289,902.38 and 612,928.64 is: 845,277.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,335.64 : 1,289,902.38 = 612,928.64 : x
  2. Step 2: Convert to fraction form
    935,335.64/1,289,902.38 = 612,928.64/x
  3. Step 3: Cross multiply
    935,335.64x = 1,289,902.38 × 612,928.64
  4. Step 4: Simplify right side
    935,335.64x = 790,618,111,506.16
  5. Step 5: Solve for x
    x = 790,618,111,506.16/935,335.64
  6. Step 6: Final answer
    x = 845,277.44

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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.