Home / 876,136.88-1,314,438.59-277,108.94

Finding the Fourth Proportional to 876,136.88, 1,314,438.59 and 277,108.94

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Solution

The fourth proportional to 876,136.88, 1,314,438.59 and 277,108.94 is: 415,737.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,136.88 : 1,314,438.59 = 277,108.94 : x
  2. Step 2: Convert to fraction form
    876,136.88/1,314,438.59 = 277,108.94/x
  3. Step 3: Cross multiply
    876,136.88x = 1,314,438.59 × 277,108.94
  4. Step 4: Simplify right side
    876,136.88x = 364,242,678,490.57
  5. Step 5: Solve for x
    x = 364,242,678,490.57/876,136.88
  6. Step 6: Final answer
    x = 415,737.19

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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.