Home / 803,902.98-1,109,316.14-441,325.38

Finding the Fourth Proportional to 803,902.98, 1,109,316.14 and 441,325.38

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Solution

The fourth proportional to 803,902.98, 1,109,316.14 and 441,325.38 is: 608,990.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,902.98 : 1,109,316.14 = 441,325.38 : x
  2. Step 2: Convert to fraction form
    803,902.98/1,109,316.14 = 441,325.38/x
  3. Step 3: Cross multiply
    803,902.98x = 1,109,316.14 × 441,325.38
  4. Step 4: Simplify right side
    803,902.98x = 489,569,367,025.63
  5. Step 5: Solve for x
    x = 489,569,367,025.63/803,902.98
  6. Step 6: Final answer
    x = 608,990.61

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.