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Finding the Fourth Proportional to 496,573.71, 685,216.02 and 292,611.39

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Solution

The fourth proportional to 496,573.71, 685,216.02 and 292,611.39 is: 403,770.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,573.71 : 685,216.02 = 292,611.39 : x
  2. Step 2: Convert to fraction form
    496,573.71/685,216.02 = 292,611.39/x
  3. Step 3: Cross multiply
    496,573.71x = 685,216.02 × 292,611.39
  4. Step 4: Simplify right side
    496,573.71x = 200,502,012,062.47
  5. Step 5: Solve for x
    x = 200,502,012,062.47/496,573.71
  6. Step 6: Final answer
    x = 403,770.90

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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.