Home / 346,822.60-520,331.10-169,335.40

Finding the Fourth Proportional to 346,822.60, 520,331.10 and 169,335.40

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Solution

The fourth proportional to 346,822.60, 520,331.10 and 169,335.40 is: 254,050.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,822.60 : 520,331.10 = 169,335.40 : x
  2. Step 2: Convert to fraction form
    346,822.60/520,331.10 = 169,335.40/x
  3. Step 3: Cross multiply
    346,822.60x = 520,331.10 × 169,335.40
  4. Step 4: Simplify right side
    346,822.60x = 88,110,474,950.94
  5. Step 5: Solve for x
    x = 88,110,474,950.94/346,822.60
  6. Step 6: Final answer
    x = 254,050.56

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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.