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Finding the Fourth Proportional to 552,430.23, 824,596.46 and 511,857.28

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Solution

The fourth proportional to 552,430.23, 824,596.46 and 511,857.28 is: 764,034.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,430.23 : 824,596.46 = 511,857.28 : x
  2. Step 2: Convert to fraction form
    552,430.23/824,596.46 = 511,857.28/x
  3. Step 3: Cross multiply
    552,430.23x = 824,596.46 × 511,857.28
  4. Step 4: Simplify right side
    552,430.23x = 422,075,701,113.23
  5. Step 5: Solve for x
    x = 422,075,701,113.23/552,430.23
  6. Step 6: Final answer
    x = 764,034.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.