Home / 767,674.98-1,151,479.26-262,281.06

Finding the Fourth Proportional to 767,674.98, 1,151,479.26 and 262,281.06

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Solution

The fourth proportional to 767,674.98, 1,151,479.26 and 262,281.06 is: 393,410.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,674.98 : 1,151,479.26 = 262,281.06 : x
  2. Step 2: Convert to fraction form
    767,674.98/1,151,479.26 = 262,281.06/x
  3. Step 3: Cross multiply
    767,674.98x = 1,151,479.26 × 262,281.06
  4. Step 4: Simplify right side
    767,674.98x = 302,011,200,880.82
  5. Step 5: Solve for x
    x = 302,011,200,880.82/767,674.98
  6. Step 6: Final answer
    x = 393,410.24

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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.