Home / 611,998.73-844,541.46-340,059.64

Finding the Fourth Proportional to 611,998.73, 844,541.46 and 340,059.64

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Solution

The fourth proportional to 611,998.73, 844,541.46 and 340,059.64 is: 469,272.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,998.73 : 844,541.46 = 340,059.64 : x
  2. Step 2: Convert to fraction form
    611,998.73/844,541.46 = 340,059.64/x
  3. Step 3: Cross multiply
    611,998.73x = 844,541.46 × 340,059.64
  4. Step 4: Simplify right side
    611,998.73x = 287,194,464,852.67
  5. Step 5: Solve for x
    x = 287,194,464,852.67/611,998.73
  6. Step 6: Final answer
    x = 469,272.98

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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.