Home / 899,082.73-1,240,734.16-496,674.73

Finding the Fourth Proportional to 899,082.73, 1,240,734.16 and 496,674.73

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Solution

The fourth proportional to 899,082.73, 1,240,734.16 and 496,674.73 is: 685,411.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,082.73 : 1,240,734.16 = 496,674.73 : x
  2. Step 2: Convert to fraction form
    899,082.73/1,240,734.16 = 496,674.73/x
  3. Step 3: Cross multiply
    899,082.73x = 1,240,734.16 × 496,674.73
  4. Step 4: Simplify right side
    899,082.73x = 616,241,303,919.78
  5. Step 5: Solve for x
    x = 616,241,303,919.78/899,082.73
  6. Step 6: Final answer
    x = 685,411.12

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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.