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Finding the Fourth Proportional to 604,906.60, 907,359.90 and 464,938.60

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Solution

The fourth proportional to 604,906.60, 907,359.90 and 464,938.60 is: 697,407.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,906.60 : 907,359.90 = 464,938.60 : x
  2. Step 2: Convert to fraction form
    604,906.60/907,359.90 = 464,938.60/x
  3. Step 3: Cross multiply
    604,906.60x = 907,359.90 × 464,938.60
  4. Step 4: Simplify right side
    604,906.60x = 421,866,641,602.14
  5. Step 5: Solve for x
    x = 421,866,641,602.14/604,906.60
  6. Step 6: Final answer
    x = 697,407.90

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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.