Home / 791,740.90-1,187,594.73-192,705.40

Finding the Fourth Proportional to 791,740.90, 1,187,594.73 and 192,705.40

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Solution

The fourth proportional to 791,740.90, 1,187,594.73 and 192,705.40 is: 289,054.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,740.90 : 1,187,594.73 = 192,705.40 : x
  2. Step 2: Convert to fraction form
    791,740.90/1,187,594.73 = 192,705.40/x
  3. Step 3: Cross multiply
    791,740.90x = 1,187,594.73 × 192,705.40
  4. Step 4: Simplify right side
    791,740.90x = 228,855,917,482.54
  5. Step 5: Solve for x
    x = 228,855,917,482.54/791,740.90
  6. Step 6: Final answer
    x = 289,054.05

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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.