Home / 841,601.51-1,161,411.40-479,025.39

Finding the Fourth Proportional to 841,601.51, 1,161,411.40 and 479,025.39

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Solution

The fourth proportional to 841,601.51, 1,161,411.40 and 479,025.39 is: 661,055.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,601.51 : 1,161,411.40 = 479,025.39 : x
  2. Step 2: Convert to fraction form
    841,601.51/1,161,411.40 = 479,025.39/x
  3. Step 3: Cross multiply
    841,601.51x = 1,161,411.40 × 479,025.39
  4. Step 4: Simplify right side
    841,601.51x = 556,345,545,766.36
  5. Step 5: Solve for x
    x = 556,345,545,766.36/841,601.51
  6. Step 6: Final answer
    x = 661,055.78

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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.