Home / 474,541.28-654,867.04-259,681.40

Finding the Fourth Proportional to 474,541.28, 654,867.04 and 259,681.40

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Solution

The fourth proportional to 474,541.28, 654,867.04 and 259,681.40 is: 358,360.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,541.28 : 654,867.04 = 259,681.40 : x
  2. Step 2: Convert to fraction form
    474,541.28/654,867.04 = 259,681.40/x
  3. Step 3: Cross multiply
    474,541.28x = 654,867.04 × 259,681.40
  4. Step 4: Simplify right side
    474,541.28x = 170,056,789,761.06
  5. Step 5: Solve for x
    x = 170,056,789,761.06/474,541.28
  6. Step 6: Final answer
    x = 358,360.37

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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.