Home / 757,305.84-1,045,065.23-417,774

Finding the Fourth Proportional to 757,305.84, 1,045,065.23 and 417,774

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Solution

The fourth proportional to 757,305.84, 1,045,065.23 and 417,774 is: 576,518.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,305.84 : 1,045,065.23 = 417,774 : x
  2. Step 2: Convert to fraction form
    757,305.84/1,045,065.23 = 417,774/x
  3. Step 3: Cross multiply
    757,305.84x = 1,045,065.23 × 417,774
  4. Step 4: Simplify right side
    757,305.84x = 436,601,081,398.02
  5. Step 5: Solve for x
    x = 436,601,081,398.02/757,305.84
  6. Step 6: Final answer
    x = 576,518.84

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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.