Home / 589,712.40-884,568.60-352,933.20

Finding the Fourth Proportional to 589,712.40, 884,568.60 and 352,933.20

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Solution

The fourth proportional to 589,712.40, 884,568.60 and 352,933.20 is: 529,399.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,712.40 : 884,568.60 = 352,933.20 : x
  2. Step 2: Convert to fraction form
    589,712.40/884,568.60 = 352,933.20/x
  3. Step 3: Cross multiply
    589,712.40x = 884,568.60 × 352,933.20
  4. Step 4: Simplify right side
    589,712.40x = 312,193,626,617.52
  5. Step 5: Solve for x
    x = 312,193,626,617.52/589,712.40
  6. Step 6: Final answer
    x = 529,399.80

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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.