Home / 506,834.96-699,434.10-274,261.91

Finding the Fourth Proportional to 506,834.96, 699,434.10 and 274,261.91

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Solution

The fourth proportional to 506,834.96, 699,434.10 and 274,261.91 is: 378,482.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,834.96 : 699,434.10 = 274,261.91 : x
  2. Step 2: Convert to fraction form
    506,834.96/699,434.10 = 274,261.91/x
  3. Step 3: Cross multiply
    506,834.96x = 699,434.10 × 274,261.91
  4. Step 4: Simplify right side
    506,834.96x = 191,828,128,687.96
  5. Step 5: Solve for x
    x = 191,828,128,687.96/506,834.96
  6. Step 6: Final answer
    x = 378,482.44

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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.