Home / 756,550.74-1,044,008.58-412,379.10

Finding the Fourth Proportional to 756,550.74, 1,044,008.58 and 412,379.10

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Solution

The fourth proportional to 756,550.74, 1,044,008.58 and 412,379.10 is: 569,066.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,550.74 : 1,044,008.58 = 412,379.10 : x
  2. Step 2: Convert to fraction form
    756,550.74/1,044,008.58 = 412,379.10/x
  3. Step 3: Cross multiply
    756,550.74x = 1,044,008.58 × 412,379.10
  4. Step 4: Simplify right side
    756,550.74x = 430,527,318,612.68
  5. Step 5: Solve for x
    x = 430,527,318,612.68/756,550.74
  6. Step 6: Final answer
    x = 569,066.02

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Double scale
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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.