Home / 782,562.20-1,174,718.10-605,852.60

Finding the Fourth Proportional to 782,562.20, 1,174,718.10 and 605,852.60

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Solution

The fourth proportional to 782,562.20, 1,174,718.10 and 605,852.60 is: 909,456.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,562.20 : 1,174,718.10 = 605,852.60 : x
  2. Step 2: Convert to fraction form
    782,562.20/1,174,718.10 = 605,852.60/x
  3. Step 3: Cross multiply
    782,562.20x = 1,174,718.10 × 605,852.60
  4. Step 4: Simplify right side
    782,562.20x = 711,706,015,152.06
  5. Step 5: Solve for x
    x = 711,706,015,152.06/782,562.20
  6. Step 6: Final answer
    x = 909,456.16

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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.