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Finding the Fourth Proportional to 352,086.65, 528,222.11 and 152,360.22

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Solution

The fourth proportional to 352,086.65, 528,222.11 and 152,360.22 is: 228,580.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,086.65 : 528,222.11 = 152,360.22 : x
  2. Step 2: Convert to fraction form
    352,086.65/528,222.11 = 152,360.22/x
  3. Step 3: Cross multiply
    352,086.65x = 528,222.11 × 152,360.22
  4. Step 4: Simplify right side
    352,086.65x = 80,480,036,126.66
  5. Step 5: Solve for x
    x = 80,480,036,126.66/352,086.65
  6. Step 6: Final answer
    x = 228,580.20

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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.