Home / 534,963.45-802,002.90-417,157.05

Finding the Fourth Proportional to 534,963.45, 802,002.90 and 417,157.05

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Solution

The fourth proportional to 534,963.45, 802,002.90 and 417,157.05 is: 625,390.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,963.45 : 802,002.90 = 417,157.05 : x
  2. Step 2: Convert to fraction form
    534,963.45/802,002.90 = 417,157.05/x
  3. Step 3: Cross multiply
    534,963.45x = 802,002.90 × 417,157.05
  4. Step 4: Simplify right side
    534,963.45x = 334,561,163,855.45
  5. Step 5: Solve for x
    x = 334,561,163,855.45/534,963.45
  6. Step 6: Final answer
    x = 625,390.70

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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.