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Finding the Fourth Proportional to 452,570.49, 624,458.89 and 259,037.39

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Solution

The fourth proportional to 452,570.49, 624,458.89 and 259,037.39 is: 357,421.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,570.49 : 624,458.89 = 259,037.39 : x
  2. Step 2: Convert to fraction form
    452,570.49/624,458.89 = 259,037.39/x
  3. Step 3: Cross multiply
    452,570.49x = 624,458.89 × 259,037.39
  4. Step 4: Simplify right side
    452,570.49x = 161,758,203,641.38
  5. Step 5: Solve for x
    x = 161,758,203,641.38/452,570.49
  6. Step 6: Final answer
    x = 357,421.01

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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.