Home / 589,905.60-884,858.40-235,174.20

Finding the Fourth Proportional to 589,905.60, 884,858.40 and 235,174.20

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Solution

The fourth proportional to 589,905.60, 884,858.40 and 235,174.20 is: 352,761.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,905.60 : 884,858.40 = 235,174.20 : x
  2. Step 2: Convert to fraction form
    589,905.60/884,858.40 = 235,174.20/x
  3. Step 3: Cross multiply
    589,905.60x = 884,858.40 × 235,174.20
  4. Step 4: Simplify right side
    589,905.60x = 208,095,866,333.28
  5. Step 5: Solve for x
    x = 208,095,866,333.28/589,905.60
  6. Step 6: Final answer
    x = 352,761.30

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Double scale
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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.