Home / 866,914.13-1,196,527.79-527,491.73

Finding the Fourth Proportional to 866,914.13, 1,196,527.79 and 527,491.73

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Solution

The fourth proportional to 866,914.13, 1,196,527.79 and 527,491.73 is: 728,051.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,914.13 : 1,196,527.79 = 527,491.73 : x
  2. Step 2: Convert to fraction form
    866,914.13/1,196,527.79 = 527,491.73/x
  3. Step 3: Cross multiply
    866,914.13x = 1,196,527.79 × 527,491.73
  4. Step 4: Simplify right side
    866,914.13x = 631,158,513,940.18
  5. Step 5: Solve for x
    x = 631,158,513,940.18/866,914.13
  6. Step 6: Final answer
    x = 728,051.94

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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.