Home / 876,918.34-1,315,414.50-277,866.24

Finding the Fourth Proportional to 876,918.34, 1,315,414.50 and 277,866.24

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Solution

The fourth proportional to 876,918.34, 1,315,414.50 and 277,866.24 is: 416,811.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,918.34 : 1,315,414.50 = 277,866.24 : x
  2. Step 2: Convert to fraction form
    876,918.34/1,315,414.50 = 277,866.24/x
  3. Step 3: Cross multiply
    876,918.34x = 1,315,414.50 × 277,866.24
  4. Step 4: Simplify right side
    876,918.34x = 365,509,281,156.48
  5. Step 5: Solve for x
    x = 365,509,281,156.48/876,918.34
  6. Step 6: Final answer
    x = 416,811.08

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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.