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Finding the Fourth Proportional to 265,018.16, 365,602.20 and 157,527.92

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Solution

The fourth proportional to 265,018.16, 365,602.20 and 157,527.92 is: 217,315.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,018.16 : 365,602.20 = 157,527.92 : x
  2. Step 2: Convert to fraction form
    265,018.16/365,602.20 = 157,527.92/x
  3. Step 3: Cross multiply
    265,018.16x = 365,602.20 × 157,527.92
  4. Step 4: Simplify right side
    265,018.16x = 57,592,554,113.42
  5. Step 5: Solve for x
    x = 57,592,554,113.42/265,018.16
  6. Step 6: Final answer
    x = 217,315.50

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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.