Home / 719,033.58-1,078,590.96-186,540.48

Finding the Fourth Proportional to 719,033.58, 1,078,590.96 and 186,540.48

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Solution

The fourth proportional to 719,033.58, 1,078,590.96 and 186,540.48 is: 279,821.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,033.58 : 1,078,590.96 = 186,540.48 : x
  2. Step 2: Convert to fraction form
    719,033.58/1,078,590.96 = 186,540.48/x
  3. Step 3: Cross multiply
    719,033.58x = 1,078,590.96 × 186,540.48
  4. Step 4: Simplify right side
    719,033.58x = 201,200,875,402.06
  5. Step 5: Solve for x
    x = 201,200,875,402.06/719,033.58
  6. Step 6: Final answer
    x = 279,821.25

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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.