Home / 972,844.40-1,459,266.60-307,996.40

Finding the Fourth Proportional to 972,844.40, 1,459,266.60 and 307,996.40

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Solution

The fourth proportional to 972,844.40, 1,459,266.60 and 307,996.40 is: 461,994.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,844.40 : 1,459,266.60 = 307,996.40 : x
  2. Step 2: Convert to fraction form
    972,844.40/1,459,266.60 = 307,996.40/x
  3. Step 3: Cross multiply
    972,844.40x = 1,459,266.60 × 307,996.40
  4. Step 4: Simplify right side
    972,844.40x = 449,448,859,440.24
  5. Step 5: Solve for x
    x = 449,448,859,440.24/972,844.40
  6. Step 6: Final answer
    x = 461,994.60

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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.