Home / 956,707.70-1,320,313.36-548,806.54

Finding the Fourth Proportional to 956,707.70, 1,320,313.36 and 548,806.54

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Solution

The fourth proportional to 956,707.70, 1,320,313.36 and 548,806.54 is: 757,385.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,707.70 : 1,320,313.36 = 548,806.54 : x
  2. Step 2: Convert to fraction form
    956,707.70/1,320,313.36 = 548,806.54/x
  3. Step 3: Cross multiply
    956,707.70x = 1,320,313.36 × 548,806.54
  4. Step 4: Simplify right side
    956,707.70x = 724,596,606,817.38
  5. Step 5: Solve for x
    x = 724,596,606,817.38/956,707.70
  6. Step 6: Final answer
    x = 757,385.57

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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.