Home / 1,076,193.60-1,614,290.40-328,142.40

Finding the Fourth Proportional to 1,076,193.60, 1,614,290.40 and 328,142.40

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Solution

The fourth proportional to 1,076,193.60, 1,614,290.40 and 328,142.40 is: 492,213.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,193.60 : 1,614,290.40 = 328,142.40 : x
  2. Step 2: Convert to fraction form
    1,076,193.60/1,614,290.40 = 328,142.40/x
  3. Step 3: Cross multiply
    1,076,193.60x = 1,614,290.40 × 328,142.40
  4. Step 4: Simplify right side
    1,076,193.60x = 529,717,126,152.96
  5. Step 5: Solve for x
    x = 529,717,126,152.96/1,076,193.60
  6. Step 6: Final answer
    x = 492,213.60

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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.