Home / 884,117.40-1,326,234.42-323,545.56

Finding the Fourth Proportional to 884,117.40, 1,326,234.42 and 323,545.56

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Solution

The fourth proportional to 884,117.40, 1,326,234.42 and 323,545.56 is: 485,339.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,117.40 : 1,326,234.42 = 323,545.56 : x
  2. Step 2: Convert to fraction form
    884,117.40/1,326,234.42 = 323,545.56/x
  3. Step 3: Cross multiply
    884,117.40x = 1,326,234.42 × 323,545.56
  4. Step 4: Simplify right side
    884,117.40x = 429,097,258,110.18
  5. Step 5: Solve for x
    x = 429,097,258,110.18/884,117.40
  6. Step 6: Final answer
    x = 485,339.68

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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.