Home / 673,527.66-929,466.27-371,719.50

Finding the Fourth Proportional to 673,527.66, 929,466.27 and 371,719.50

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Solution

The fourth proportional to 673,527.66, 929,466.27 and 371,719.50 is: 512,971.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,527.66 : 929,466.27 = 371,719.50 : x
  2. Step 2: Convert to fraction form
    673,527.66/929,466.27 = 371,719.50/x
  3. Step 3: Cross multiply
    673,527.66x = 929,466.27 × 371,719.50
  4. Step 4: Simplify right side
    673,527.66x = 345,500,737,151.27
  5. Step 5: Solve for x
    x = 345,500,737,151.27/673,527.66
  6. Step 6: Final answer
    x = 512,971.86

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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.