Home / 383,501.40-575,252.10-346,176.60

Finding the Fourth Proportional to 383,501.40, 575,252.10 and 346,176.60

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Solution

The fourth proportional to 383,501.40, 575,252.10 and 346,176.60 is: 519,264.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,501.40 : 575,252.10 = 346,176.60 : x
  2. Step 2: Convert to fraction form
    383,501.40/575,252.10 = 346,176.60/x
  3. Step 3: Cross multiply
    383,501.40x = 575,252.10 × 346,176.60
  4. Step 4: Simplify right side
    383,501.40x = 199,138,816,120.86
  5. Step 5: Solve for x
    x = 199,138,816,120.86/383,501.40
  6. Step 6: Final answer
    x = 519,264.90

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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.