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Finding the Fourth Proportional to 497,036.33, 685,877.51 and 293,077.39

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Solution

The fourth proportional to 497,036.33, 685,877.51 and 293,077.39 is: 404,427.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,036.33 : 685,877.51 = 293,077.39 : x
  2. Step 2: Convert to fraction form
    497,036.33/685,877.51 = 293,077.39/x
  3. Step 3: Cross multiply
    497,036.33x = 685,877.51 × 293,077.39
  4. Step 4: Simplify right side
    497,036.33x = 201,015,189,508.50
  5. Step 5: Solve for x
    x = 201,015,189,508.50/497,036.33
  6. Step 6: Final answer
    x = 404,427.56

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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.