Home / 828,295.76-1,143,057.88-501,602.92

Finding the Fourth Proportional to 828,295.76, 1,143,057.88 and 501,602.92

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Solution

The fourth proportional to 828,295.76, 1,143,057.88 and 501,602.92 is: 692,217.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,295.76 : 1,143,057.88 = 501,602.92 : x
  2. Step 2: Convert to fraction form
    828,295.76/1,143,057.88 = 501,602.92/x
  3. Step 3: Cross multiply
    828,295.76x = 1,143,057.88 × 501,602.92
  4. Step 4: Simplify right side
    828,295.76x = 573,361,170,337.01
  5. Step 5: Solve for x
    x = 573,361,170,337.01/828,295.76
  6. Step 6: Final answer
    x = 692,217.92

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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.