Home / 741,907.52-1,023,455.44-469,516.32

Finding the Fourth Proportional to 741,907.52, 1,023,455.44 and 469,516.32

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Solution

The fourth proportional to 741,907.52, 1,023,455.44 and 469,516.32 is: 647,693.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,907.52 : 1,023,455.44 = 469,516.32 : x
  2. Step 2: Convert to fraction form
    741,907.52/1,023,455.44 = 469,516.32/x
  3. Step 3: Cross multiply
    741,907.52x = 1,023,455.44 × 469,516.32
  4. Step 4: Simplify right side
    741,907.52x = 480,529,031,872.78
  5. Step 5: Solve for x
    x = 480,529,031,872.78/741,907.52
  6. Step 6: Final answer
    x = 647,693.98

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Double scale
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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.