Home / 842,923.38-1,163,254.50-480,339.48

Finding the Fourth Proportional to 842,923.38, 1,163,254.50 and 480,339.48

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Solution

The fourth proportional to 842,923.38, 1,163,254.50 and 480,339.48 is: 662,880.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,923.38 : 1,163,254.50 = 480,339.48 : x
  2. Step 2: Convert to fraction form
    842,923.38/1,163,254.50 = 480,339.48/x
  3. Step 3: Cross multiply
    842,923.38x = 1,163,254.50 × 480,339.48
  4. Step 4: Simplify right side
    842,923.38x = 558,757,061,637.66
  5. Step 5: Solve for x
    x = 558,757,061,637.66/842,923.38
  6. Step 6: Final answer
    x = 662,880.01

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.