Home / 854,466.10-1,281,699.15-223,443.70

Finding the Fourth Proportional to 854,466.10, 1,281,699.15 and 223,443.70

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Solution

The fourth proportional to 854,466.10, 1,281,699.15 and 223,443.70 is: 335,165.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,466.10 : 1,281,699.15 = 223,443.70 : x
  2. Step 2: Convert to fraction form
    854,466.10/1,281,699.15 = 223,443.70/x
  3. Step 3: Cross multiply
    854,466.10x = 1,281,699.15 × 223,443.70
  4. Step 4: Simplify right side
    854,466.10x = 286,387,600,362.86
  5. Step 5: Solve for x
    x = 286,387,600,362.86/854,466.10
  6. Step 6: Final answer
    x = 335,165.55

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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.