Home / 532,558.19-734,926.57-290,840.83

Finding the Fourth Proportional to 532,558.19, 734,926.57 and 290,840.83

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Solution

The fourth proportional to 532,558.19, 734,926.57 and 290,840.83 is: 401,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,558.19 : 734,926.57 = 290,840.83 : x
  2. Step 2: Convert to fraction form
    532,558.19/734,926.57 = 290,840.83/x
  3. Step 3: Cross multiply
    532,558.19x = 734,926.57 × 290,840.83
  4. Step 4: Simplify right side
    532,558.19x = 213,746,651,043.44
  5. Step 5: Solve for x
    x = 213,746,651,043.44/532,558.19
  6. Step 6: Final answer
    x = 401,358.30

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1.5x scale

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.