Home / 929,859.80-1,392,024.90-556,611.80

Finding the Fourth Proportional to 929,859.80, 1,392,024.90 and 556,611.80

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Solution

The fourth proportional to 929,859.80, 1,392,024.90 and 556,611.80 is: 833,262.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,859.80 : 1,392,024.90 = 556,611.80 : x
  2. Step 2: Convert to fraction form
    929,859.80/1,392,024.90 = 556,611.80/x
  3. Step 3: Cross multiply
    929,859.80x = 1,392,024.90 × 556,611.80
  4. Step 4: Simplify right side
    929,859.80x = 774,817,485,233.82
  5. Step 5: Solve for x
    x = 774,817,485,233.82/929,859.80
  6. Step 6: Final answer
    x = 833,262.70

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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.