Home / 369,459.28-554,190.27-103,219.37

Finding the Fourth Proportional to 369,459.28, 554,190.27 and 103,219.37

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Solution

The fourth proportional to 369,459.28, 554,190.27 and 103,219.37 is: 154,829.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,459.28 : 554,190.27 = 103,219.37 : x
  2. Step 2: Convert to fraction form
    369,459.28/554,190.27 = 103,219.37/x
  3. Step 3: Cross multiply
    369,459.28x = 554,190.27 × 103,219.37
  4. Step 4: Simplify right side
    369,459.28x = 57,203,170,529.53
  5. Step 5: Solve for x
    x = 57,203,170,529.53/369,459.28
  6. Step 6: Final answer
    x = 154,829.43

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1.5x scale

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.