Home / 930,575.80-1,397,175.90-576,281.80

Finding the Fourth Proportional to 930,575.80, 1,397,175.90 and 576,281.80

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Solution

The fourth proportional to 930,575.80, 1,397,175.90 and 576,281.80 is: 865,235.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,575.80 : 1,397,175.90 = 576,281.80 : x
  2. Step 2: Convert to fraction form
    930,575.80/1,397,175.90 = 576,281.80/x
  3. Step 3: Cross multiply
    930,575.80x = 1,397,175.90 × 576,281.80
  4. Step 4: Simplify right side
    930,575.80x = 805,167,042,568.62
  5. Step 5: Solve for x
    x = 805,167,042,568.62/930,575.80
  6. Step 6: Final answer
    x = 865,235.31

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.