Home / 828,262.31-1,142,986.91-460,737.64

Finding the Fourth Proportional to 828,262.31, 1,142,986.91 and 460,737.64

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Solution

The fourth proportional to 828,262.31, 1,142,986.91 and 460,737.64 is: 635,809.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,262.31 : 1,142,986.91 = 460,737.64 : x
  2. Step 2: Convert to fraction form
    828,262.31/1,142,986.91 = 460,737.64/x
  3. Step 3: Cross multiply
    828,262.31x = 1,142,986.91 × 460,737.64
  4. Step 4: Simplify right side
    828,262.31x = 526,617,097,043.57
  5. Step 5: Solve for x
    x = 526,617,097,043.57/828,262.31
  6. Step 6: Final answer
    x = 635,809.56

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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.