Home / 893,354.76-1,232,905.14-491,030.28

Finding the Fourth Proportional to 893,354.76, 1,232,905.14 and 491,030.28

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Solution

The fourth proportional to 893,354.76, 1,232,905.14 and 491,030.28 is: 677,663.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,354.76 : 1,232,905.14 = 491,030.28 : x
  2. Step 2: Convert to fraction form
    893,354.76/1,232,905.14 = 491,030.28/x
  3. Step 3: Cross multiply
    893,354.76x = 1,232,905.14 × 491,030.28
  4. Step 4: Simplify right side
    893,354.76x = 605,393,756,107.64
  5. Step 5: Solve for x
    x = 605,393,756,107.64/893,354.76
  6. Step 6: Final answer
    x = 677,663.32

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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.