Home / 828,290.75-1,143,050.97-501,597.92

Finding the Fourth Proportional to 828,290.75, 1,143,050.97 and 501,597.92

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Solution

The fourth proportional to 828,290.75, 1,143,050.97 and 501,597.92 is: 692,211.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,290.75 : 1,143,050.97 = 501,597.92 : x
  2. Step 2: Convert to fraction form
    828,290.75/1,143,050.97 = 501,597.92/x
  3. Step 3: Cross multiply
    828,290.75x = 1,143,050.97 × 501,597.92
  4. Step 4: Simplify right side
    828,290.75x = 573,351,989,005.98
  5. Step 5: Solve for x
    x = 573,351,989,005.98/828,290.75
  6. Step 6: Final answer
    x = 692,211.02

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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.