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Finding the Fourth Proportional to 504,589.53, 696,328.46 and 275,146.23

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Solution

The fourth proportional to 504,589.53, 696,328.46 and 275,146.23 is: 379,699.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,589.53 : 696,328.46 = 275,146.23 : x
  2. Step 2: Convert to fraction form
    504,589.53/696,328.46 = 275,146.23/x
  3. Step 3: Cross multiply
    504,589.53x = 696,328.46 × 275,146.23
  4. Step 4: Simplify right side
    504,589.53x = 191,592,153,530.81
  5. Step 5: Solve for x
    x = 191,592,153,530.81/504,589.53
  6. Step 6: Final answer
    x = 379,699.03

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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.