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Finding the Fourth Proportional to 907,606,587.60, 1,359,496,693.80 and 907,606,587.60

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Solution

The fourth proportional to 907,606,587.60, 1,359,496,693.80 and 907,606,587.60 is: 1,359,496,693.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,606,587.60 : 1,359,496,693.80 = 907,606,587.60 : x
  2. Step 2: Convert to fraction form
    907,606,587.60/1,359,496,693.80 = 907,606,587.60/x
  3. Step 3: Cross multiply
    907,606,587.60x = 1,359,496,693.80 × 907,606,587.60
  4. Step 4: Simplify right side
    907,606,587.60x = 1,233,888,155,113,299,968
  5. Step 5: Solve for x
    x = 1,233,888,155,113,299,968/907,606,587.60
  6. Step 6: Final answer
    x = 1,359,496,693.80

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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.