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Finding the Fourth Proportional to 377,412.80, 565,652.64 and 190,322.24

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Solution

The fourth proportional to 377,412.80, 565,652.64 and 190,322.24 is: 285,248.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,412.80 : 565,652.64 = 190,322.24 : x
  2. Step 2: Convert to fraction form
    377,412.80/565,652.64 = 190,322.24/x
  3. Step 3: Cross multiply
    377,412.80x = 565,652.64 × 190,322.24
  4. Step 4: Simplify right side
    377,412.80x = 107,656,277,506.71
  5. Step 5: Solve for x
    x = 107,656,277,506.71/377,412.80
  6. Step 6: Final answer
    x = 285,248.08

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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.