Home / 404,827.20-558,710.76-235,061.36

Finding the Fourth Proportional to 404,827.20, 558,710.76 and 235,061.36

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Solution

The fourth proportional to 404,827.20, 558,710.76 and 235,061.36 is: 324,413.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,827.20 : 558,710.76 = 235,061.36 : x
  2. Step 2: Convert to fraction form
    404,827.20/558,710.76 = 235,061.36/x
  3. Step 3: Cross multiply
    404,827.20x = 558,710.76 × 235,061.36
  4. Step 4: Simplify right side
    404,827.20x = 131,331,311,092.23
  5. Step 5: Solve for x
    x = 131,331,311,092.23/404,827.20
  6. Step 6: Final answer
    x = 324,413.26

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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.