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Finding the Fourth Proportional to 209,602.08, 314,009.46 and 162,625.32

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Solution

The fourth proportional to 209,602.08, 314,009.46 and 162,625.32 is: 243,632.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,602.08 : 314,009.46 = 162,625.32 : x
  2. Step 2: Convert to fraction form
    209,602.08/314,009.46 = 162,625.32/x
  3. Step 3: Cross multiply
    209,602.08x = 314,009.46 × 162,625.32
  4. Step 4: Simplify right side
    209,602.08x = 51,065,888,915.53
  5. Step 5: Solve for x
    x = 51,065,888,915.53/209,602.08
  6. Step 6: Final answer
    x = 243,632.55

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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.