Home / 842,875.80-1,264,295.48-235,647.96

Finding the Fourth Proportional to 842,875.80, 1,264,295.48 and 235,647.96

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Solution

The fourth proportional to 842,875.80, 1,264,295.48 and 235,647.96 is: 353,466.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,875.80 : 1,264,295.48 = 235,647.96 : x
  2. Step 2: Convert to fraction form
    842,875.80/1,264,295.48 = 235,647.96/x
  3. Step 3: Cross multiply
    842,875.80x = 1,264,295.48 × 235,647.96
  4. Step 4: Simplify right side
    842,875.80x = 297,928,650,699.22
  5. Step 5: Solve for x
    x = 297,928,650,699.22/842,875.80
  6. Step 6: Final answer
    x = 353,466.85

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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.