Home / 353,536.40-529,721.40-332,541.20

Finding the Fourth Proportional to 353,536.40, 529,721.40 and 332,541.20

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Solution

The fourth proportional to 353,536.40, 529,721.40 and 332,541.20 is: 498,263.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,536.40 : 529,721.40 = 332,541.20 : x
  2. Step 2: Convert to fraction form
    353,536.40/529,721.40 = 332,541.20/x
  3. Step 3: Cross multiply
    353,536.40x = 529,721.40 × 332,541.20
  4. Step 4: Simplify right side
    353,536.40x = 176,154,190,021.68
  5. Step 5: Solve for x
    x = 176,154,190,021.68/353,536.40
  6. Step 6: Final answer
    x = 498,263.23

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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.