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Finding the Fourth Proportional to 623,066.54, 934,599.92 and 196,645.48

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Solution

The fourth proportional to 623,066.54, 934,599.92 and 196,645.48 is: 294,968.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,066.54 : 934,599.92 = 196,645.48 : x
  2. Step 2: Convert to fraction form
    623,066.54/934,599.92 = 196,645.48/x
  3. Step 3: Cross multiply
    623,066.54x = 934,599.92 × 196,645.48
  4. Step 4: Simplify right side
    623,066.54x = 183,784,849,876.36
  5. Step 5: Solve for x
    x = 183,784,849,876.36/623,066.54
  6. Step 6: Final answer
    x = 294,968.25

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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.