Home / 748,095.40-1,121,924.40-268,267.60

Finding the Fourth Proportional to 748,095.40, 1,121,924.40 and 268,267.60

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Solution

The fourth proportional to 748,095.40, 1,121,924.40 and 268,267.60 is: 402,322.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,095.40 : 1,121,924.40 = 268,267.60 : x
  2. Step 2: Convert to fraction form
    748,095.40/1,121,924.40 = 268,267.60/x
  3. Step 3: Cross multiply
    748,095.40x = 1,121,924.40 × 268,267.60
  4. Step 4: Simplify right side
    748,095.40x = 300,975,966,169.44
  5. Step 5: Solve for x
    x = 300,975,966,169.44/748,095.40
  6. Step 6: Final answer
    x = 402,322.97

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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.