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Finding the Fourth Proportional to 440,010.51, 607,214.75 and 238,806.51

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Solution

The fourth proportional to 440,010.51, 607,214.75 and 238,806.51 is: 329,553.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,010.51 : 607,214.75 = 238,806.51 : x
  2. Step 2: Convert to fraction form
    440,010.51/607,214.75 = 238,806.51/x
  3. Step 3: Cross multiply
    440,010.51x = 607,214.75 × 238,806.51
  4. Step 4: Simplify right side
    440,010.51x = 145,006,837,227.45
  5. Step 5: Solve for x
    x = 145,006,837,227.45/440,010.51
  6. Step 6: Final answer
    x = 329,553.12

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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.