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Finding the Fourth Proportional to 458,009.22, 632,062.86 and 254,053.50

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Solution

The fourth proportional to 458,009.22, 632,062.86 and 254,053.50 is: 350,599.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,009.22 : 632,062.86 = 254,053.50 : x
  2. Step 2: Convert to fraction form
    458,009.22/632,062.86 = 254,053.50/x
  3. Step 3: Cross multiply
    458,009.22x = 632,062.86 × 254,053.50
  4. Step 4: Simplify right side
    458,009.22x = 160,577,781,803.01
  5. Step 5: Solve for x
    x = 160,577,781,803.01/458,009.22
  6. Step 6: Final answer
    x = 350,599.45

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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.