Home / 546,243.20-819,364.80-152,259.20

Finding the Fourth Proportional to 546,243.20, 819,364.80 and 152,259.20

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Solution

The fourth proportional to 546,243.20, 819,364.80 and 152,259.20 is: 228,388.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,243.20 : 819,364.80 = 152,259.20 : x
  2. Step 2: Convert to fraction form
    546,243.20/819,364.80 = 152,259.20/x
  3. Step 3: Cross multiply
    546,243.20x = 819,364.80 × 152,259.20
  4. Step 4: Simplify right side
    546,243.20x = 124,755,828,956.16
  5. Step 5: Solve for x
    x = 124,755,828,956.16/546,243.20
  6. Step 6: Final answer
    x = 228,388.80

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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.