Home / 652,050.50-899,832.12-380,306.03

Finding the Fourth Proportional to 652,050.50, 899,832.12 and 380,306.03

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Solution

The fourth proportional to 652,050.50, 899,832.12 and 380,306.03 is: 524,823.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,050.50 : 899,832.12 = 380,306.03 : x
  2. Step 2: Convert to fraction form
    652,050.50/899,832.12 = 380,306.03/x
  3. Step 3: Cross multiply
    652,050.50x = 899,832.12 × 380,306.03
  4. Step 4: Simplify right side
    652,050.50x = 342,211,581,223.68
  5. Step 5: Solve for x
    x = 342,211,581,223.68/652,050.50
  6. Step 6: Final answer
    x = 524,823.74

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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.