Home / 904,706.01-1,354,991.90-431,723.52

Finding the Fourth Proportional to 904,706.01, 1,354,991.90 and 431,723.52

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Solution

The fourth proportional to 904,706.01, 1,354,991.90 and 431,723.52 is: 646,598.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,706.01 : 1,354,991.90 = 431,723.52 : x
  2. Step 2: Convert to fraction form
    904,706.01/1,354,991.90 = 431,723.52/x
  3. Step 3: Cross multiply
    904,706.01x = 1,354,991.90 × 431,723.52
  4. Step 4: Simplify right side
    904,706.01x = 584,981,870,480.87
  5. Step 5: Solve for x
    x = 584,981,870,480.87/904,706.01
  6. Step 6: Final answer
    x = 646,598.86

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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.