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Finding the Fourth Proportional to 562,010.96, 839,010.34 and 542,323.28

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Solution

The fourth proportional to 562,010.96, 839,010.34 and 542,323.28 is: 809,619.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,010.96 : 839,010.34 = 542,323.28 : x
  2. Step 2: Convert to fraction form
    562,010.96/839,010.34 = 542,323.28/x
  3. Step 3: Cross multiply
    562,010.96x = 839,010.34 × 542,323.28
  4. Step 4: Simplify right side
    562,010.96x = 455,014,839,542.72
  5. Step 5: Solve for x
    x = 455,014,839,542.72/562,010.96
  6. Step 6: Final answer
    x = 809,619.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.