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Finding the Fourth Proportional to 605,596.20, 907,300.80 and 352,669.65

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Solution

The fourth proportional to 605,596.20, 907,300.80 and 352,669.65 is: 528,367.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,596.20 : 907,300.80 = 352,669.65 : x
  2. Step 2: Convert to fraction form
    605,596.20/907,300.80 = 352,669.65/x
  3. Step 3: Cross multiply
    605,596.20x = 907,300.80 × 352,669.65
  4. Step 4: Simplify right side
    605,596.20x = 319,977,455,580.72
  5. Step 5: Solve for x
    x = 319,977,455,580.72/605,596.20
  6. Step 6: Final answer
    x = 528,367.67

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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.