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Finding the Fourth Proportional to 507,300.40, 760,983.39 and 170,327.44

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Solution

The fourth proportional to 507,300.40, 760,983.39 and 170,327.44 is: 255,502.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,300.40 : 760,983.39 = 170,327.44 : x
  2. Step 2: Convert to fraction form
    507,300.40/760,983.39 = 170,327.44/x
  3. Step 3: Cross multiply
    507,300.40x = 760,983.39 × 170,327.44
  4. Step 4: Simplify right side
    507,300.40x = 129,616,352,701.22
  5. Step 5: Solve for x
    x = 129,616,352,701.22/507,300.40
  6. Step 6: Final answer
    x = 255,502.17

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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.