Home / 446,947.61-616,799.85-243,012.29

Finding the Fourth Proportional to 446,947.61, 616,799.85 and 243,012.29

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Solution

The fourth proportional to 446,947.61, 616,799.85 and 243,012.29 is: 335,363.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,947.61 : 616,799.85 = 243,012.29 : x
  2. Step 2: Convert to fraction form
    446,947.61/616,799.85 = 243,012.29/x
  3. Step 3: Cross multiply
    446,947.61x = 616,799.85 × 243,012.29
  4. Step 4: Simplify right side
    446,947.61x = 149,889,944,020.16
  5. Step 5: Solve for x
    x = 149,889,944,020.16/446,947.61
  6. Step 6: Final answer
    x = 335,363.57

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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.