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Finding the Fourth Proportional to 907,573.60, 1,361,360.40 and 907,573.60

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Solution

The fourth proportional to 907,573.60, 1,361,360.40 and 907,573.60 is: 1,361,360.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,573.60 : 1,361,360.40 = 907,573.60 : x
  2. Step 2: Convert to fraction form
    907,573.60/1,361,360.40 = 907,573.60/x
  3. Step 3: Cross multiply
    907,573.60x = 1,361,360.40 × 907,573.60
  4. Step 4: Simplify right side
    907,573.60x = 1,235,534,759,125.44
  5. Step 5: Solve for x
    x = 1,235,534,759,125.44/907,573.60
  6. Step 6: Final answer
    x = 1,361,360.40

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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.