Home / 940,506.80-1,297,979.43-532,681.19

Finding the Fourth Proportional to 940,506.80, 1,297,979.43 and 532,681.19

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Solution

The fourth proportional to 940,506.80, 1,297,979.43 and 532,681.19 is: 735,145.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,506.80 : 1,297,979.43 = 532,681.19 : x
  2. Step 2: Convert to fraction form
    940,506.80/1,297,979.43 = 532,681.19/x
  3. Step 3: Cross multiply
    940,506.80x = 1,297,979.43 × 532,681.19
  4. Step 4: Simplify right side
    940,506.80x = 691,409,224,704.52
  5. Step 5: Solve for x
    x = 691,409,224,704.52/940,506.80
  6. Step 6: Final answer
    x = 735,145.38

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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.