Home / 822,926.52-1,234,137.07-290,322.99

Finding the Fourth Proportional to 822,926.52, 1,234,137.07 and 290,322.99

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Solution

The fourth proportional to 822,926.52, 1,234,137.07 and 290,322.99 is: 435,395.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,926.52 : 1,234,137.07 = 290,322.99 : x
  2. Step 2: Convert to fraction form
    822,926.52/1,234,137.07 = 290,322.99/x
  3. Step 3: Cross multiply
    822,926.52x = 1,234,137.07 × 290,322.99
  4. Step 4: Simplify right side
    822,926.52x = 358,298,364,232.24
  5. Step 5: Solve for x
    x = 358,298,364,232.24/822,926.52
  6. Step 6: Final answer
    x = 435,395.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.