Home / 756,051.80-1,134,053.40-250,636.10

Finding the Fourth Proportional to 756,051.80, 1,134,053.40 and 250,636.10

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Solution

The fourth proportional to 756,051.80, 1,134,053.40 and 250,636.10 is: 375,946.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,051.80 : 1,134,053.40 = 250,636.10 : x
  2. Step 2: Convert to fraction form
    756,051.80/1,134,053.40 = 250,636.10/x
  3. Step 3: Cross multiply
    756,051.80x = 1,134,053.40 × 250,636.10
  4. Step 4: Simplify right side
    756,051.80x = 284,234,721,367.74
  5. Step 5: Solve for x
    x = 284,234,721,367.74/756,051.80
  6. Step 6: Final answer
    x = 375,946.09

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.