Home / 893,345.96-1,232,816.48-485,446.83

Finding the Fourth Proportional to 893,345.96, 1,232,816.48 and 485,446.83

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Solution

The fourth proportional to 893,345.96, 1,232,816.48 and 485,446.83 is: 669,916.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,345.96 : 1,232,816.48 = 485,446.83 : x
  2. Step 2: Convert to fraction form
    893,345.96/1,232,816.48 = 485,446.83/x
  3. Step 3: Cross multiply
    893,345.96x = 1,232,816.48 × 485,446.83
  4. Step 4: Simplify right side
    893,345.96x = 598,466,852,187.76
  5. Step 5: Solve for x
    x = 598,466,852,187.76/893,345.96
  6. Step 6: Final answer
    x = 669,916.12

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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.