Home / 841,606.80-1,161,418.68-479,030.66

Finding the Fourth Proportional to 841,606.80, 1,161,418.68 and 479,030.66

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Solution

The fourth proportional to 841,606.80, 1,161,418.68 and 479,030.66 is: 661,063.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,606.80 : 1,161,418.68 = 479,030.66 : x
  2. Step 2: Convert to fraction form
    841,606.80/1,161,418.68 = 479,030.66/x
  3. Step 3: Cross multiply
    841,606.80x = 1,161,418.68 × 479,030.66
  4. Step 4: Simplify right side
    841,606.80x = 556,355,156,816.73
  5. Step 5: Solve for x
    x = 556,355,156,816.73/841,606.80
  6. Step 6: Final answer
    x = 661,063.05

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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.