Home / 984,513.60-1,476,770.40-563,443.20

Finding the Fourth Proportional to 984,513.60, 1,476,770.40 and 563,443.20

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Solution

The fourth proportional to 984,513.60, 1,476,770.40 and 563,443.20 is: 845,164.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,513.60 : 1,476,770.40 = 563,443.20 : x
  2. Step 2: Convert to fraction form
    984,513.60/1,476,770.40 = 563,443.20/x
  3. Step 3: Cross multiply
    984,513.60x = 1,476,770.40 × 563,443.20
  4. Step 4: Simplify right side
    984,513.60x = 832,076,239,841.28
  5. Step 5: Solve for x
    x = 832,076,239,841.28/984,513.60
  6. Step 6: Final answer
    x = 845,164.80

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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.