Home / 828,291.75-1,143,052.35-501,598.92

Finding the Fourth Proportional to 828,291.75, 1,143,052.35 and 501,598.92

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Solution

The fourth proportional to 828,291.75, 1,143,052.35 and 501,598.92 is: 692,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,291.75 : 1,143,052.35 = 501,598.92 : x
  2. Step 2: Convert to fraction form
    828,291.75/1,143,052.35 = 501,598.92/x
  3. Step 3: Cross multiply
    828,291.75x = 1,143,052.35 × 501,598.92
  4. Step 4: Simplify right side
    828,291.75x = 573,353,824,263.46
  5. Step 5: Solve for x
    x = 573,353,824,263.46/828,291.75
  6. Step 6: Final answer
    x = 692,212.40

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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.