Home / 1,228,800.52-1,843,511.88-342,336.52

Finding the Fourth Proportional to 1,228,800.52, 1,843,511.88 and 342,336.52

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Solution

The fourth proportional to 1,228,800.52, 1,843,511.88 and 342,336.52 is: 513,591.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,800.52 : 1,843,511.88 = 342,336.52 : x
  2. Step 2: Convert to fraction form
    1,228,800.52/1,843,511.88 = 342,336.52/x
  3. Step 3: Cross multiply
    1,228,800.52x = 1,843,511.88 × 342,336.52
  4. Step 4: Simplify right side
    1,228,800.52x = 631,101,441,577.86
  5. Step 5: Solve for x
    x = 631,101,441,577.86/1,228,800.52
  6. Step 6: Final answer
    x = 513,591.45

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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.