Home / 828,880.73-1,143,853.46-466,304.48

Finding the Fourth Proportional to 828,880.73, 1,143,853.46 and 466,304.48

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Solution

The fourth proportional to 828,880.73, 1,143,853.46 and 466,304.48 is: 643,499.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,880.73 : 1,143,853.46 = 466,304.48 : x
  2. Step 2: Convert to fraction form
    828,880.73/1,143,853.46 = 466,304.48/x
  3. Step 3: Cross multiply
    828,880.73x = 1,143,853.46 × 466,304.48
  4. Step 4: Simplify right side
    828,880.73x = 533,383,984,810.71
  5. Step 5: Solve for x
    x = 533,383,984,810.71/828,880.73
  6. Step 6: Final answer
    x = 643,499.08

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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.