Home / 381,970.10-573,041.55-224,117.30

Finding the Fourth Proportional to 381,970.10, 573,041.55 and 224,117.30

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Solution

The fourth proportional to 381,970.10, 573,041.55 and 224,117.30 is: 336,226.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,970.10 : 573,041.55 = 224,117.30 : x
  2. Step 2: Convert to fraction form
    381,970.10/573,041.55 = 224,117.30/x
  3. Step 3: Cross multiply
    381,970.10x = 573,041.55 × 224,117.30
  4. Step 4: Simplify right side
    381,970.10x = 128,428,524,973.82
  5. Step 5: Solve for x
    x = 128,428,524,973.82/381,970.10
  6. Step 6: Final answer
    x = 336,226.64

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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.