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Finding the Fourth Proportional to 611,544.40, 917,316.60 and 594,048.40

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Solution

The fourth proportional to 611,544.40, 917,316.60 and 594,048.40 is: 891,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,544.40 : 917,316.60 = 594,048.40 : x
  2. Step 2: Convert to fraction form
    611,544.40/917,316.60 = 594,048.40/x
  3. Step 3: Cross multiply
    611,544.40x = 917,316.60 × 594,048.40
  4. Step 4: Simplify right side
    611,544.40x = 544,930,458,523.44
  5. Step 5: Solve for x
    x = 544,930,458,523.44/611,544.40
  6. Step 6: Final answer
    x = 891,072.60

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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.