Home / 557,741.20-836,611.80-183,715.60

Finding the Fourth Proportional to 557,741.20, 836,611.80 and 183,715.60

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Solution

The fourth proportional to 557,741.20, 836,611.80 and 183,715.60 is: 275,573.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,741.20 : 836,611.80 = 183,715.60 : x
  2. Step 2: Convert to fraction form
    557,741.20/836,611.80 = 183,715.60/x
  3. Step 3: Cross multiply
    557,741.20x = 836,611.80 × 183,715.60
  4. Step 4: Simplify right side
    557,741.20x = 153,698,638,804.08
  5. Step 5: Solve for x
    x = 153,698,638,804.08/557,741.20
  6. Step 6: Final answer
    x = 275,573.40

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Similar ratio
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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.