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Finding the Fourth Proportional to 527,850.96, 791,654.67 and 314,678.67

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Solution

The fourth proportional to 527,850.96, 791,654.67 and 314,678.67 is: 471,945.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,850.96 : 791,654.67 = 314,678.67 : x
  2. Step 2: Convert to fraction form
    527,850.96/791,654.67 = 314,678.67/x
  3. Step 3: Cross multiply
    527,850.96x = 791,654.67 × 314,678.67
  4. Step 4: Simplify right side
    527,850.96x = 249,116,838,654.89
  5. Step 5: Solve for x
    x = 249,116,838,654.89/527,850.96
  6. Step 6: Final answer
    x = 471,945.41

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1.5x scale

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.