Home / 817,666.20-1,226,499.30-463,372.20

Finding the Fourth Proportional to 817,666.20, 1,226,499.30 and 463,372.20

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Solution

The fourth proportional to 817,666.20, 1,226,499.30 and 463,372.20 is: 695,058.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,666.20 : 1,226,499.30 = 463,372.20 : x
  2. Step 2: Convert to fraction form
    817,666.20/1,226,499.30 = 463,372.20/x
  3. Step 3: Cross multiply
    817,666.20x = 1,226,499.30 × 463,372.20
  4. Step 4: Simplify right side
    817,666.20x = 568,325,678,939.46
  5. Step 5: Solve for x
    x = 568,325,678,939.46/817,666.20
  6. Step 6: Final answer
    x = 695,058.30

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Double scale
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Similar ratio
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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.