Home / 294,934.57-440,248.71-253,083.59

Finding the Fourth Proportional to 294,934.57, 440,248.71 and 253,083.59

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Solution

The fourth proportional to 294,934.57, 440,248.71 and 253,083.59 is: 377,777.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,934.57 : 440,248.71 = 253,083.59 : x
  2. Step 2: Convert to fraction form
    294,934.57/440,248.71 = 253,083.59/x
  3. Step 3: Cross multiply
    294,934.57x = 440,248.71 × 253,083.59
  4. Step 4: Simplify right side
    294,934.57x = 111,419,724,019.67
  5. Step 5: Solve for x
    x = 111,419,724,019.67/294,934.57
  6. Step 6: Final answer
    x = 377,777.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.