Home / 683,956.29-943,370.14-480,052.70

Finding the Fourth Proportional to 683,956.29, 943,370.14 and 480,052.70

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Solution

The fourth proportional to 683,956.29, 943,370.14 and 480,052.70 is: 662,129.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,956.29 : 943,370.14 = 480,052.70 : x
  2. Step 2: Convert to fraction form
    683,956.29/943,370.14 = 480,052.70/x
  3. Step 3: Cross multiply
    683,956.29x = 943,370.14 × 480,052.70
  4. Step 4: Simplify right side
    683,956.29x = 452,867,382,806.38
  5. Step 5: Solve for x
    x = 452,867,382,806.38/683,956.29
  6. Step 6: Final answer
    x = 662,129.13

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Double scale
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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.