Home / 828,883.60-1,143,857.41-466,307.35

Finding the Fourth Proportional to 828,883.60, 1,143,857.41 and 466,307.35

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Solution

The fourth proportional to 828,883.60, 1,143,857.41 and 466,307.35 is: 643,503.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,883.60 : 1,143,857.41 = 466,307.35 : x
  2. Step 2: Convert to fraction form
    828,883.60/1,143,857.41 = 466,307.35/x
  3. Step 3: Cross multiply
    828,883.60x = 1,143,857.41 × 466,307.35
  4. Step 4: Simplify right side
    828,883.60x = 533,389,117,634.96
  5. Step 5: Solve for x
    x = 533,389,117,634.96/828,883.60
  6. Step 6: Final answer
    x = 643,503.04

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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.