Home / 559,088.20-838,632.30-185,111.20

Finding the Fourth Proportional to 559,088.20, 838,632.30 and 185,111.20

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Solution

The fourth proportional to 559,088.20, 838,632.30 and 185,111.20 is: 277,666.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,088.20 : 838,632.30 = 185,111.20 : x
  2. Step 2: Convert to fraction form
    559,088.20/838,632.30 = 185,111.20/x
  3. Step 3: Cross multiply
    559,088.20x = 838,632.30 × 185,111.20
  4. Step 4: Simplify right side
    559,088.20x = 155,240,231,411.76
  5. Step 5: Solve for x
    x = 155,240,231,411.76/559,088.20
  6. Step 6: Final answer
    x = 277,666.80

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Similar ratio
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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.