Home / 976,511.71-1,347,596.94-540,935.73

Finding the Fourth Proportional to 976,511.71, 1,347,596.94 and 540,935.73

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Solution

The fourth proportional to 976,511.71, 1,347,596.94 and 540,935.73 is: 746,497.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,511.71 : 1,347,596.94 = 540,935.73 : x
  2. Step 2: Convert to fraction form
    976,511.71/1,347,596.94 = 540,935.73/x
  3. Step 3: Cross multiply
    976,511.71x = 1,347,596.94 × 540,935.73
  4. Step 4: Simplify right side
    976,511.71x = 728,963,334,484.67
  5. Step 5: Solve for x
    x = 728,963,334,484.67/976,511.71
  6. Step 6: Final answer
    x = 746,497.28

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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.