Home / 926,156.85-1,388,436.75-357,936.66

Finding the Fourth Proportional to 926,156.85, 1,388,436.75 and 357,936.66

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Solution

The fourth proportional to 926,156.85, 1,388,436.75 and 357,936.66 is: 536,596.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,156.85 : 1,388,436.75 = 357,936.66 : x
  2. Step 2: Convert to fraction form
    926,156.85/1,388,436.75 = 357,936.66/x
  3. Step 3: Cross multiply
    926,156.85x = 1,388,436.75 × 357,936.66
  4. Step 4: Simplify right side
    926,156.85x = 496,972,416,387.35
  5. Step 5: Solve for x
    x = 496,972,416,387.35/926,156.85
  6. Step 6: Final answer
    x = 536,596.39

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1.5x scale

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.