Home / 572,639.05-858,816.61-193,551.36

Finding the Fourth Proportional to 572,639.05, 858,816.61 and 193,551.36

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Solution

The fourth proportional to 572,639.05, 858,816.61 and 193,551.36 is: 290,279.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,639.05 : 858,816.61 = 193,551.36 : x
  2. Step 2: Convert to fraction form
    572,639.05/858,816.61 = 193,551.36/x
  3. Step 3: Cross multiply
    572,639.05x = 858,816.61 × 193,551.36
  4. Step 4: Simplify right side
    572,639.05x = 166,225,122,856.09
  5. Step 5: Solve for x
    x = 166,225,122,856.09/572,639.05
  6. Step 6: Final answer
    x = 290,279.06

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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.