Home / 527,931.54-791,897.30-243,537.96

Finding the Fourth Proportional to 527,931.54, 791,897.30 and 243,537.96

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Solution

The fourth proportional to 527,931.54, 791,897.30 and 243,537.96 is: 365,306.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,931.54 : 791,897.30 = 243,537.96 : x
  2. Step 2: Convert to fraction form
    527,931.54/791,897.30 = 243,537.96/x
  3. Step 3: Cross multiply
    527,931.54x = 791,897.30 × 243,537.96
  4. Step 4: Simplify right side
    527,931.54x = 192,857,052,971.51
  5. Step 5: Solve for x
    x = 192,857,052,971.51/527,931.54
  6. Step 6: Final answer
    x = 365,306.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.