Home / 804,133.32-1,109,654.28-441,555.72

Finding the Fourth Proportional to 804,133.32, 1,109,654.28 and 441,555.72

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Solution

The fourth proportional to 804,133.32, 1,109,654.28 and 441,555.72 is: 609,319.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,133.32 : 1,109,654.28 = 441,555.72 : x
  2. Step 2: Convert to fraction form
    804,133.32/1,109,654.28 = 441,555.72/x
  3. Step 3: Cross multiply
    804,133.32x = 1,109,654.28 × 441,555.72
  4. Step 4: Simplify right side
    804,133.32x = 489,974,194,556.48
  5. Step 5: Solve for x
    x = 489,974,194,556.48/804,133.32
  6. Step 6: Final answer
    x = 609,319.60

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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.