Home / 999,952.10-1,379,931.11-541,074.45

Finding the Fourth Proportional to 999,952.10, 1,379,931.11 and 541,074.45

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Solution

The fourth proportional to 999,952.10, 1,379,931.11 and 541,074.45 is: 746,681.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,952.10 : 1,379,931.11 = 541,074.45 : x
  2. Step 2: Convert to fraction form
    999,952.10/1,379,931.11 = 541,074.45/x
  3. Step 3: Cross multiply
    999,952.10x = 1,379,931.11 × 541,074.45
  4. Step 4: Simplify right side
    999,952.10x = 746,645,464,125.98
  5. Step 5: Solve for x
    x = 746,645,464,125.98/999,952.10
  6. Step 6: Final answer
    x = 746,681.23

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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.