Home / 535,670.13-739,235.93-293,938.59

Finding the Fourth Proportional to 535,670.13, 739,235.93 and 293,938.59

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Solution

The fourth proportional to 535,670.13, 739,235.93 and 293,938.59 is: 405,641.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,670.13 : 739,235.93 = 293,938.59 : x
  2. Step 2: Convert to fraction form
    535,670.13/739,235.93 = 293,938.59/x
  3. Step 3: Cross multiply
    535,670.13x = 739,235.93 × 293,938.59
  4. Step 4: Simplify right side
    535,670.13x = 217,289,965,471.85
  5. Step 5: Solve for x
    x = 217,289,965,471.85/535,670.13
  6. Step 6: Final answer
    x = 405,641.37

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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.