Home / 961,703.72-1,327,035.52-553,938.17

Finding the Fourth Proportional to 961,703.72, 1,327,035.52 and 553,938.17

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Solution

The fourth proportional to 961,703.72, 1,327,035.52 and 553,938.17 is: 764,368.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,703.72 : 1,327,035.52 = 553,938.17 : x
  2. Step 2: Convert to fraction form
    961,703.72/1,327,035.52 = 553,938.17/x
  3. Step 3: Cross multiply
    961,703.72x = 1,327,035.52 × 553,938.17
  4. Step 4: Simplify right side
    961,703.72x = 735,095,629,406.54
  5. Step 5: Solve for x
    x = 735,095,629,406.54/961,703.72
  6. Step 6: Final answer
    x = 764,368.09

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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.