Home / 926,157.85-1,388,438.25-357,937.66

Finding the Fourth Proportional to 926,157.85, 1,388,438.25 and 357,937.66

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Solution

The fourth proportional to 926,157.85, 1,388,438.25 and 357,937.66 is: 536,597.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,157.85 : 1,388,438.25 = 357,937.66 : x
  2. Step 2: Convert to fraction form
    926,157.85/1,388,438.25 = 357,937.66/x
  3. Step 3: Cross multiply
    926,157.85x = 1,388,438.25 × 357,937.66
  4. Step 4: Simplify right side
    926,157.85x = 496,974,338,259.50
  5. Step 5: Solve for x
    x = 496,974,338,259.50/926,157.85
  6. Step 6: Final answer
    x = 536,597.88

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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.