Home / 558,808.67-771,134.53-317,076.81

Finding the Fourth Proportional to 558,808.67, 771,134.53 and 317,076.81

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Solution

The fourth proportional to 558,808.67, 771,134.53 and 317,076.81 is: 437,553.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,808.67 : 771,134.53 = 317,076.81 : x
  2. Step 2: Convert to fraction form
    558,808.67/771,134.53 = 317,076.81/x
  3. Step 3: Cross multiply
    558,808.67x = 771,134.53 × 317,076.81
  4. Step 4: Simplify right side
    558,808.67x = 244,508,875,267.87
  5. Step 5: Solve for x
    x = 244,508,875,267.87/558,808.67
  6. Step 6: Final answer
    x = 437,553.84

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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.