Home / 656,799.71-985,568.66-357,301.27

Finding the Fourth Proportional to 656,799.71, 985,568.66 and 357,301.27

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Solution

The fourth proportional to 656,799.71, 985,568.66 and 357,301.27 is: 536,152.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,799.71 : 985,568.66 = 357,301.27 : x
  2. Step 2: Convert to fraction form
    656,799.71/985,568.66 = 357,301.27/x
  3. Step 3: Cross multiply
    656,799.71x = 985,568.66 × 357,301.27
  4. Step 4: Simplify right side
    656,799.71x = 352,144,927,175.85
  5. Step 5: Solve for x
    x = 352,144,927,175.85/656,799.71
  6. Step 6: Final answer
    x = 536,152.68

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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.