Home / 383,631.40-575,619.90-183,874.60

Finding the Fourth Proportional to 383,631.40, 575,619.90 and 183,874.60

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Solution

The fourth proportional to 383,631.40, 575,619.90 and 183,874.60 is: 275,894.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,631.40 : 575,619.90 = 183,874.60 : x
  2. Step 2: Convert to fraction form
    383,631.40/575,619.90 = 183,874.60/x
  3. Step 3: Cross multiply
    383,631.40x = 575,619.90 × 183,874.60
  4. Step 4: Simplify right side
    383,631.40x = 105,841,878,864.54
  5. Step 5: Solve for x
    x = 105,841,878,864.54/383,631.40
  6. Step 6: Final answer
    x = 275,894.72

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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.