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Finding the Fourth Proportional to 458,953.41, 633,446.82 and 293,275.47

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Solution

The fourth proportional to 458,953.41, 633,446.82 and 293,275.47 is: 404,778.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,953.41 : 633,446.82 = 293,275.47 : x
  2. Step 2: Convert to fraction form
    458,953.41/633,446.82 = 293,275.47/x
  3. Step 3: Cross multiply
    458,953.41x = 633,446.82 × 293,275.47
  4. Step 4: Simplify right side
    458,953.41x = 185,774,413,855.51
  5. Step 5: Solve for x
    x = 185,774,413,855.51/458,953.41
  6. Step 6: Final answer
    x = 404,778.37

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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.