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Finding the Fourth Proportional to 604,722.60, 906,695.10 and 249,877.80

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Solution

The fourth proportional to 604,722.60, 906,695.10 and 249,877.80 is: 374,656.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,722.60 : 906,695.10 = 249,877.80 : x
  2. Step 2: Convert to fraction form
    604,722.60/906,695.10 = 249,877.80/x
  3. Step 3: Cross multiply
    604,722.60x = 906,695.10 × 249,877.80
  4. Step 4: Simplify right side
    604,722.60x = 226,562,976,858.78
  5. Step 5: Solve for x
    x = 226,562,976,858.78/604,722.60
  6. Step 6: Final answer
    x = 374,656.04

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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.