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Finding the Fourth Proportional to 693,007, 1,039,510.52 and 167,695

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Solution

The fourth proportional to 693,007, 1,039,510.52 and 167,695 is: 251,542.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,007 : 1,039,510.52 = 167,695 : x
  2. Step 2: Convert to fraction form
    693,007/1,039,510.52 = 167,695/x
  3. Step 3: Cross multiply
    693,007x = 1,039,510.52 × 167,695
  4. Step 4: Simplify right side
    693,007x = 174,320,716,651.40
  5. Step 5: Solve for x
    x = 174,320,716,651.40/693,007
  6. Step 6: Final answer
    x = 251,542.50

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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.