Home / 376,140.48-560,301.33-355,768.17

Finding the Fourth Proportional to 376,140.48, 560,301.33 and 355,768.17

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Solution

The fourth proportional to 376,140.48, 560,301.33 and 355,768.17 is: 529,954.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,140.48 : 560,301.33 = 355,768.17 : x
  2. Step 2: Convert to fraction form
    376,140.48/560,301.33 = 355,768.17/x
  3. Step 3: Cross multiply
    376,140.48x = 560,301.33 × 355,768.17
  4. Step 4: Simplify right side
    376,140.48x = 199,337,378,822.67
  5. Step 5: Solve for x
    x = 199,337,378,822.67/376,140.48
  6. Step 6: Final answer
    x = 529,954.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.