Home / 884,175.40-1,326,263.10-219,327.40

Finding the Fourth Proportional to 884,175.40, 1,326,263.10 and 219,327.40

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Solution

The fourth proportional to 884,175.40, 1,326,263.10 and 219,327.40 is: 328,991.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,175.40 : 1,326,263.10 = 219,327.40 : x
  2. Step 2: Convert to fraction form
    884,175.40/1,326,263.10 = 219,327.40/x
  3. Step 3: Cross multiply
    884,175.40x = 1,326,263.10 × 219,327.40
  4. Step 4: Simplify right side
    884,175.40x = 290,885,837,438.94
  5. Step 5: Solve for x
    x = 290,885,837,438.94/884,175.40
  6. Step 6: Final answer
    x = 328,991.10

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Half scale
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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.