Home / 928,219.68-1,392,533.64-297,197.28

Finding the Fourth Proportional to 928,219.68, 1,392,533.64 and 297,197.28

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Solution

The fourth proportional to 928,219.68, 1,392,533.64 and 297,197.28 is: 445,861.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,219.68 : 1,392,533.64 = 297,197.28 : x
  2. Step 2: Convert to fraction form
    928,219.68/1,392,533.64 = 297,197.28/x
  3. Step 3: Cross multiply
    928,219.68x = 1,392,533.64 × 297,197.28
  4. Step 4: Simplify right side
    928,219.68x = 413,857,210,116.50
  5. Step 5: Solve for x
    x = 413,857,210,116.50/928,219.68
  6. Step 6: Final answer
    x = 445,861.28

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Double scale
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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.