Home / 983,022.76-1,356,299.94-553,277.80

Finding the Fourth Proportional to 983,022.76, 1,356,299.94 and 553,277.80

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Solution

The fourth proportional to 983,022.76, 1,356,299.94 and 553,277.80 is: 763,370.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,022.76 : 1,356,299.94 = 553,277.80 : x
  2. Step 2: Convert to fraction form
    983,022.76/1,356,299.94 = 553,277.80/x
  3. Step 3: Cross multiply
    983,022.76x = 1,356,299.94 × 553,277.80
  4. Step 4: Simplify right side
    983,022.76x = 750,410,646,943.33
  5. Step 5: Solve for x
    x = 750,410,646,943.33/983,022.76
  6. Step 6: Final answer
    x = 763,370.57

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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.