Home / 503,943.27-695,441.78-277,588.77

Finding the Fourth Proportional to 503,943.27, 695,441.78 and 277,588.77

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Solution

The fourth proportional to 503,943.27, 695,441.78 and 277,588.77 is: 383,072.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,943.27 : 695,441.78 = 277,588.77 : x
  2. Step 2: Convert to fraction form
    503,943.27/695,441.78 = 277,588.77/x
  3. Step 3: Cross multiply
    503,943.27x = 695,441.78 × 277,588.77
  4. Step 4: Simplify right side
    503,943.27x = 193,046,828,316.81
  5. Step 5: Solve for x
    x = 193,046,828,316.81/503,943.27
  6. Step 6: Final answer
    x = 383,072.54

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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.