Home / 369,872.10-554,317.65-189,950.27

Finding the Fourth Proportional to 369,872.10, 554,317.65 and 189,950.27

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Solution

The fourth proportional to 369,872.10, 554,317.65 and 189,950.27 is: 284,673.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,872.10 : 554,317.65 = 189,950.27 : x
  2. Step 2: Convert to fraction form
    369,872.10/554,317.65 = 189,950.27/x
  3. Step 3: Cross multiply
    369,872.10x = 554,317.65 × 189,950.27
  4. Step 4: Simplify right side
    369,872.10x = 105,292,784,511.68
  5. Step 5: Solve for x
    x = 105,292,784,511.68/369,872.10
  6. Step 6: Final answer
    x = 284,673.50

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1.5x scale

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.