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Finding the Fourth Proportional to 637,963.36, 880,293.36 and 362,278.24

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Solution

The fourth proportional to 637,963.36, 880,293.36 and 362,278.24 is: 499,889.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,963.36 : 880,293.36 = 362,278.24 : x
  2. Step 2: Convert to fraction form
    637,963.36/880,293.36 = 362,278.24/x
  3. Step 3: Cross multiply
    637,963.36x = 880,293.36 × 362,278.24
  4. Step 4: Simplify right side
    637,963.36x = 318,911,129,144.49
  5. Step 5: Solve for x
    x = 318,911,129,144.49/637,963.36
  6. Step 6: Final answer
    x = 499,889.41

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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.