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Finding the Fourth Proportional to 554,755.40, 832,133.10 and 365,798.60

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Solution

The fourth proportional to 554,755.40, 832,133.10 and 365,798.60 is: 548,697.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,755.40 : 832,133.10 = 365,798.60 : x
  2. Step 2: Convert to fraction form
    554,755.40/832,133.10 = 365,798.60/x
  3. Step 3: Cross multiply
    554,755.40x = 832,133.10 × 365,798.60
  4. Step 4: Simplify right side
    554,755.40x = 304,393,122,993.66
  5. Step 5: Solve for x
    x = 304,393,122,993.66/554,755.40
  6. Step 6: Final answer
    x = 548,697.90

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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.