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Finding the Fourth Proportional to 455,853.94, 683,810.06 and 175,371.19

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Solution

The fourth proportional to 455,853.94, 683,810.06 and 175,371.19 is: 263,068.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,853.94 : 683,810.06 = 175,371.19 : x
  2. Step 2: Convert to fraction form
    455,853.94/683,810.06 = 175,371.19/x
  3. Step 3: Cross multiply
    455,853.94x = 683,810.06 × 175,371.19
  4. Step 4: Simplify right side
    455,853.94x = 119,920,581,369.79
  5. Step 5: Solve for x
    x = 119,920,581,369.79/455,853.94
  6. Step 6: Final answer
    x = 263,068.00

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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.