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Finding the Fourth Proportional to 446,210.58, 615,592.53 and 285,023.82

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Solution

The fourth proportional to 446,210.58, 615,592.53 and 285,023.82 is: 393,219.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,210.58 : 615,592.53 = 285,023.82 : x
  2. Step 2: Convert to fraction form
    446,210.58/615,592.53 = 285,023.82/x
  3. Step 3: Cross multiply
    446,210.58x = 615,592.53 × 285,023.82
  4. Step 4: Simplify right side
    446,210.58x = 175,458,534,464.07
  5. Step 5: Solve for x
    x = 175,458,534,464.07/446,210.58
  6. Step 6: Final answer
    x = 393,219.13

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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.