Home / 665,261.90-997,924.97-185,488.77

Finding the Fourth Proportional to 665,261.90, 997,924.97 and 185,488.77

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Solution

The fourth proportional to 665,261.90, 997,924.97 and 185,488.77 is: 278,242.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,261.90 : 997,924.97 = 185,488.77 : x
  2. Step 2: Convert to fraction form
    665,261.90/997,924.97 = 185,488.77/x
  3. Step 3: Cross multiply
    665,261.90x = 997,924.97 × 185,488.77
  4. Step 4: Simplify right side
    665,261.90x = 185,103,875,237.59
  5. Step 5: Solve for x
    x = 185,103,875,237.59/665,261.90
  6. Step 6: Final answer
    x = 278,242.11

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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.