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Finding the Fourth Proportional to 446,758.29, 616,616.11 and 265,435.31

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Solution

The fourth proportional to 446,758.29, 616,616.11 and 265,435.31 is: 366,354.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,758.29 : 616,616.11 = 265,435.31 : x
  2. Step 2: Convert to fraction form
    446,758.29/616,616.11 = 265,435.31/x
  3. Step 3: Cross multiply
    446,758.29x = 616,616.11 × 265,435.31
  4. Step 4: Simplify right side
    446,758.29x = 163,671,688,308.84
  5. Step 5: Solve for x
    x = 163,671,688,308.84/446,758.29
  6. Step 6: Final answer
    x = 366,354.01

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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.