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Finding the Fourth Proportional to 431,152.04, 594,990.36 and 234,917.60

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Solution

The fourth proportional to 431,152.04, 594,990.36 and 234,917.60 is: 324,186.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,152.04 : 594,990.36 = 234,917.60 : x
  2. Step 2: Convert to fraction form
    431,152.04/594,990.36 = 234,917.60/x
  3. Step 3: Cross multiply
    431,152.04x = 594,990.36 × 234,917.60
  4. Step 4: Simplify right side
    431,152.04x = 139,773,704,419.38
  5. Step 5: Solve for x
    x = 139,773,704,419.38/431,152.04
  6. Step 6: Final answer
    x = 324,186.58

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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.