Home / 909,974.40-1,366,084.80-573,014.40

Finding the Fourth Proportional to 909,974.40, 1,366,084.80 and 573,014.40

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Solution

The fourth proportional to 909,974.40, 1,366,084.80 and 573,014.40 is: 860,228.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,974.40 : 1,366,084.80 = 573,014.40 : x
  2. Step 2: Convert to fraction form
    909,974.40/1,366,084.80 = 573,014.40/x
  3. Step 3: Cross multiply
    909,974.40x = 1,366,084.80 × 573,014.40
  4. Step 4: Simplify right side
    909,974.40x = 782,786,262,021.12
  5. Step 5: Solve for x
    x = 782,786,262,021.12/909,974.40
  6. Step 6: Final answer
    x = 860,228.88

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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.