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Finding the Fourth Proportional to 497,751,141.60, 746,626,712.40 and 465,900,645.60

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Solution

The fourth proportional to 497,751,141.60, 746,626,712.40 and 465,900,645.60 is: 698,850,968.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,751,141.60 : 746,626,712.40 = 465,900,645.60 : x
  2. Step 2: Convert to fraction form
    497,751,141.60/746,626,712.40 = 465,900,645.60/x
  3. Step 3: Cross multiply
    497,751,141.60x = 746,626,712.40 × 465,900,645.60
  4. Step 4: Simplify right side
    497,751,141.60x = 347,853,867,329,365,504
  5. Step 5: Solve for x
    x = 347,853,867,329,365,504/497,751,141.60
  6. Step 6: Final answer
    x = 698,850,968.40

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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.