Home / 635,506.16-953,258.40-162,191.56

Finding the Fourth Proportional to 635,506.16, 953,258.40 and 162,191.56

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Solution

The fourth proportional to 635,506.16, 953,258.40 and 162,191.56 is: 243,287.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,506.16 : 953,258.40 = 162,191.56 : x
  2. Step 2: Convert to fraction form
    635,506.16/953,258.40 = 162,191.56/x
  3. Step 3: Cross multiply
    635,506.16x = 953,258.40 × 162,191.56
  4. Step 4: Simplify right side
    635,506.16x = 154,610,466,979.10
  5. Step 5: Solve for x
    x = 154,610,466,979.10/635,506.16
  6. Step 6: Final answer
    x = 243,287.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.