Home / 506,835.03-699,434.19-274,261.97

Finding the Fourth Proportional to 506,835.03, 699,434.19 and 274,261.97

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Solution

The fourth proportional to 506,835.03, 699,434.19 and 274,261.97 is: 378,482.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,835.03 : 699,434.19 = 274,261.97 : x
  2. Step 2: Convert to fraction form
    506,835.03/699,434.19 = 274,261.97/x
  3. Step 3: Cross multiply
    506,835.03x = 699,434.19 × 274,261.97
  4. Step 4: Simplify right side
    506,835.03x = 191,828,198,834.75
  5. Step 5: Solve for x
    x = 191,828,198,834.75/506,835.03
  6. Step 6: Final answer
    x = 378,482.52

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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.