Home / 876,477.09-1,314,763.47-277,393.55

Finding the Fourth Proportional to 876,477.09, 1,314,763.47 and 277,393.55

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Solution

The fourth proportional to 876,477.09, 1,314,763.47 and 277,393.55 is: 416,105.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,477.09 : 1,314,763.47 = 277,393.55 : x
  2. Step 2: Convert to fraction form
    876,477.09/1,314,763.47 = 277,393.55/x
  3. Step 3: Cross multiply
    876,477.09x = 1,314,763.47 × 277,393.55
  4. Step 4: Simplify right side
    876,477.09x = 364,706,899,779.80
  5. Step 5: Solve for x
    x = 364,706,899,779.80/876,477.09
  6. Step 6: Final answer
    x = 416,105.46

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Double scale
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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.