Home / 346,537.45-519,581.40-146,803.60

Finding the Fourth Proportional to 346,537.45, 519,581.40 and 146,803.60

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Solution

The fourth proportional to 346,537.45, 519,581.40 and 146,803.60 is: 220,110.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,537.45 : 519,581.40 = 146,803.60 : x
  2. Step 2: Convert to fraction form
    346,537.45/519,581.40 = 146,803.60/x
  3. Step 3: Cross multiply
    346,537.45x = 519,581.40 × 146,803.60
  4. Step 4: Simplify right side
    346,537.45x = 76,276,420,013.04
  5. Step 5: Solve for x
    x = 76,276,420,013.04/346,537.45
  6. Step 6: Final answer
    x = 220,110.18

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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.