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Finding the Fourth Proportional to 906,594.90, 1,359,892.35 and 808,617.30

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Solution

The fourth proportional to 906,594.90, 1,359,892.35 and 808,617.30 is: 1,212,925.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,594.90 : 1,359,892.35 = 808,617.30 : x
  2. Step 2: Convert to fraction form
    906,594.90/1,359,892.35 = 808,617.30/x
  3. Step 3: Cross multiply
    906,594.90x = 1,359,892.35 × 808,617.30
  4. Step 4: Simplify right side
    906,594.90x = 1,099,632,480,347.66
  5. Step 5: Solve for x
    x = 1,099,632,480,347.66/906,594.90
  6. Step 6: Final answer
    x = 1,212,925.95

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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.