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Finding the Fourth Proportional to 265,846.51, 366,853.59 and 151,109.20

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Solution

The fourth proportional to 265,846.51, 366,853.59 and 151,109.20 is: 208,522.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,846.51 : 366,853.59 = 151,109.20 : x
  2. Step 2: Convert to fraction form
    265,846.51/366,853.59 = 151,109.20/x
  3. Step 3: Cross multiply
    265,846.51x = 366,853.59 × 151,109.20
  4. Step 4: Simplify right side
    265,846.51x = 55,434,952,502.03
  5. Step 5: Solve for x
    x = 55,434,952,502.03/265,846.51
  6. Step 6: Final answer
    x = 208,522.40

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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.