Home / 432,822.43-652,187.98-355,665.07

Finding the Fourth Proportional to 432,822.43, 652,187.98 and 355,665.07

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Solution

The fourth proportional to 432,822.43, 652,187.98 and 355,665.07 is: 535,925.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,822.43 : 652,187.98 = 355,665.07 : x
  2. Step 2: Convert to fraction form
    432,822.43/652,187.98 = 355,665.07/x
  3. Step 3: Cross multiply
    432,822.43x = 652,187.98 × 355,665.07
  4. Step 4: Simplify right side
    432,822.43x = 231,960,483,559.86
  5. Step 5: Solve for x
    x = 231,960,483,559.86/432,822.43
  6. Step 6: Final answer
    x = 535,925.28

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.