Home / 730,306.74-1,007,650.58-424,201.24

Finding the Fourth Proportional to 730,306.74, 1,007,650.58 and 424,201.24

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Solution

The fourth proportional to 730,306.74, 1,007,650.58 and 424,201.24 is: 585,297.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,306.74 : 1,007,650.58 = 424,201.24 : x
  2. Step 2: Convert to fraction form
    730,306.74/1,007,650.58 = 424,201.24/x
  3. Step 3: Cross multiply
    730,306.74x = 1,007,650.58 × 424,201.24
  4. Step 4: Simplify right side
    730,306.74x = 427,446,625,522.72
  5. Step 5: Solve for x
    x = 427,446,625,522.72/730,306.74
  6. Step 6: Final answer
    x = 585,297.39

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Half scale
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Double scale
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Similar ratio
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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.