Home / 841,766.80-1,161,350.04-479,099.83

Finding the Fourth Proportional to 841,766.80, 1,161,350.04 and 479,099.83

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Solution

The fourth proportional to 841,766.80, 1,161,350.04 and 479,099.83 is: 660,993.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,766.80 : 1,161,350.04 = 479,099.83 : x
  2. Step 2: Convert to fraction form
    841,766.80/1,161,350.04 = 479,099.83/x
  3. Step 3: Cross multiply
    841,766.80x = 1,161,350.04 × 479,099.83
  4. Step 4: Simplify right side
    841,766.80x = 556,402,606,734.49
  5. Step 5: Solve for x
    x = 556,402,606,734.49/841,766.80
  6. Step 6: Final answer
    x = 660,993.77

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1.5x scale

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.