Home / 804,927.78-1,110,746.64-442,343.85

Finding the Fourth Proportional to 804,927.78, 1,110,746.64 and 442,343.85

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Solution

The fourth proportional to 804,927.78, 1,110,746.64 and 442,343.85 is: 610,405.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,927.78 : 1,110,746.64 = 442,343.85 : x
  2. Step 2: Convert to fraction form
    804,927.78/1,110,746.64 = 442,343.85/x
  3. Step 3: Cross multiply
    804,927.78x = 1,110,746.64 × 442,343.85
  4. Step 4: Simplify right side
    804,927.78x = 491,331,945,112.16
  5. Step 5: Solve for x
    x = 491,331,945,112.16/804,927.78
  6. Step 6: Final answer
    x = 610,405.00

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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.