Home / 893,066.40-1,232,440.29-485,171.46

Finding the Fourth Proportional to 893,066.40, 1,232,440.29 and 485,171.46

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Solution

The fourth proportional to 893,066.40, 1,232,440.29 and 485,171.46 is: 669,541.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,066.40 : 1,232,440.29 = 485,171.46 : x
  2. Step 2: Convert to fraction form
    893,066.40/1,232,440.29 = 485,171.46/x
  3. Step 3: Cross multiply
    893,066.40x = 1,232,440.29 × 485,171.46
  4. Step 4: Simplify right side
    893,066.40x = 597,944,854,862.12
  5. Step 5: Solve for x
    x = 597,944,854,862.12/893,066.40
  6. Step 6: Final answer
    x = 669,541.32

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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.