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Finding the Fourth Proportional to 461,795.60, 692,693.40 and 444,080.90

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Solution

The fourth proportional to 461,795.60, 692,693.40 and 444,080.90 is: 666,121.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,795.60 : 692,693.40 = 444,080.90 : x
  2. Step 2: Convert to fraction form
    461,795.60/692,693.40 = 444,080.90/x
  3. Step 3: Cross multiply
    461,795.60x = 692,693.40 × 444,080.90
  4. Step 4: Simplify right side
    461,795.60x = 307,611,908,496.06
  5. Step 5: Solve for x
    x = 307,611,908,496.06/461,795.60
  6. Step 6: Final answer
    x = 666,121.35

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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.