Home / 798,654.12-1,102,187.31-436,111.62

Finding the Fourth Proportional to 798,654.12, 1,102,187.31 and 436,111.62

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Solution

The fourth proportional to 798,654.12, 1,102,187.31 and 436,111.62 is: 601,858.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,654.12 : 1,102,187.31 = 436,111.62 : x
  2. Step 2: Convert to fraction form
    798,654.12/1,102,187.31 = 436,111.62/x
  3. Step 3: Cross multiply
    798,654.12x = 1,102,187.31 × 436,111.62
  4. Step 4: Simplify right side
    798,654.12x = 480,676,693,307.54
  5. Step 5: Solve for x
    x = 480,676,693,307.54/798,654.12
  6. Step 6: Final answer
    x = 601,858.40

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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.