Home / 884,076.60-1,326,114.90-323,513.40

Finding the Fourth Proportional to 884,076.60, 1,326,114.90 and 323,513.40

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Solution

The fourth proportional to 884,076.60, 1,326,114.90 and 323,513.40 is: 485,270.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,076.60 : 1,326,114.90 = 323,513.40 : x
  2. Step 2: Convert to fraction form
    884,076.60/1,326,114.90 = 323,513.40/x
  3. Step 3: Cross multiply
    884,076.60x = 1,326,114.90 × 323,513.40
  4. Step 4: Simplify right side
    884,076.60x = 429,015,940,089.66
  5. Step 5: Solve for x
    x = 429,015,940,089.66/884,076.60
  6. Step 6: Final answer
    x = 485,270.10

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Double scale
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Similar ratio
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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.