Home / 589,384.40-884,076.60-195,400.40

Finding the Fourth Proportional to 589,384.40, 884,076.60 and 195,400.40

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Solution

The fourth proportional to 589,384.40, 884,076.60 and 195,400.40 is: 293,100.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,384.40 : 884,076.60 = 195,400.40 : x
  2. Step 2: Convert to fraction form
    589,384.40/884,076.60 = 195,400.40/x
  3. Step 3: Cross multiply
    589,384.40x = 884,076.60 × 195,400.40
  4. Step 4: Simplify right side
    589,384.40x = 172,748,921,270.64
  5. Step 5: Solve for x
    x = 172,748,921,270.64/589,384.40
  6. Step 6: Final answer
    x = 293,100.60

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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.