Home / 806,779.98-1,113,700.92-574,356.96

Finding the Fourth Proportional to 806,779.98, 1,113,700.92 and 574,356.96

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Solution

The fourth proportional to 806,779.98, 1,113,700.92 and 574,356.96 is: 792,857.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,779.98 : 1,113,700.92 = 574,356.96 : x
  2. Step 2: Convert to fraction form
    806,779.98/1,113,700.92 = 574,356.96/x
  3. Step 3: Cross multiply
    806,779.98x = 1,113,700.92 × 574,356.96
  4. Step 4: Simplify right side
    806,779.98x = 639,661,874,760.40
  5. Step 5: Solve for x
    x = 639,661,874,760.40/806,779.98
  6. Step 6: Final answer
    x = 792,857.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.