Home / 893,752.20-1,340,628.30-574,887.60

Finding the Fourth Proportional to 893,752.20, 1,340,628.30 and 574,887.60

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Solution

The fourth proportional to 893,752.20, 1,340,628.30 and 574,887.60 is: 862,331.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,752.20 : 1,340,628.30 = 574,887.60 : x
  2. Step 2: Convert to fraction form
    893,752.20/1,340,628.30 = 574,887.60/x
  3. Step 3: Cross multiply
    893,752.20x = 1,340,628.30 × 574,887.60
  4. Step 4: Simplify right side
    893,752.20x = 770,710,585,879.08
  5. Step 5: Solve for x
    x = 770,710,585,879.08/893,752.20
  6. Step 6: Final answer
    x = 862,331.40

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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.