Home / 533,749.52-736,436.04-318,794.96

Finding the Fourth Proportional to 533,749.52, 736,436.04 and 318,794.96

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Solution

The fourth proportional to 533,749.52, 736,436.04 and 318,794.96 is: 439,854.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,749.52 : 736,436.04 = 318,794.96 : x
  2. Step 2: Convert to fraction form
    533,749.52/736,436.04 = 318,794.96/x
  3. Step 3: Cross multiply
    533,749.52x = 736,436.04 × 318,794.96
  4. Step 4: Simplify right side
    533,749.52x = 234,772,097,914.36
  5. Step 5: Solve for x
    x = 234,772,097,914.36/533,749.52
  6. Step 6: Final answer
    x = 439,854.44

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1.5x scale

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.