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Finding the Fourth Proportional to 604,959,141.60, 907,550,686.80 and 196,028,632.80

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Solution

The fourth proportional to 604,959,141.60, 907,550,686.80 and 196,028,632.80 is: 294,079,232.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,959,141.60 : 907,550,686.80 = 196,028,632.80 : x
  2. Step 2: Convert to fraction form
    604,959,141.60/907,550,686.80 = 196,028,632.80/x
  3. Step 3: Cross multiply
    604,959,141.60x = 907,550,686.80 × 196,028,632.80
  4. Step 4: Simplify right side
    604,959,141.60x = 177,905,920,330,105,024
  5. Step 5: Solve for x
    x = 177,905,920,330,105,024/604,959,141.60
  6. Step 6: Final answer
    x = 294,079,232.95

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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.