Home / 369,544.20-554,462.10-144,866.40

Finding the Fourth Proportional to 369,544.20, 554,462.10 and 144,866.40

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Solution

The fourth proportional to 369,544.20, 554,462.10 and 144,866.40 is: 217,356.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,544.20 : 554,462.10 = 144,866.40 : x
  2. Step 2: Convert to fraction form
    369,544.20/554,462.10 = 144,866.40/x
  3. Step 3: Cross multiply
    369,544.20x = 554,462.10 × 144,866.40
  4. Step 4: Simplify right side
    369,544.20x = 80,322,928,363.44
  5. Step 5: Solve for x
    x = 80,322,928,363.44/369,544.20
  6. Step 6: Final answer
    x = 217,356.76

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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.