Home / 922,848.40-1,384,272.60-543,379.60

Finding the Fourth Proportional to 922,848.40, 1,384,272.60 and 543,379.60

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Solution

The fourth proportional to 922,848.40, 1,384,272.60 and 543,379.60 is: 815,069.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,848.40 : 1,384,272.60 = 543,379.60 : x
  2. Step 2: Convert to fraction form
    922,848.40/1,384,272.60 = 543,379.60/x
  3. Step 3: Cross multiply
    922,848.40x = 1,384,272.60 × 543,379.60
  4. Step 4: Simplify right side
    922,848.40x = 752,185,491,678.96
  5. Step 5: Solve for x
    x = 752,185,491,678.96/922,848.40
  6. Step 6: Final answer
    x = 815,069.40

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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.