Home / 998,544.40-1,497,816.60-555,312.40

Finding the Fourth Proportional to 998,544.40, 1,497,816.60 and 555,312.40

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Solution

The fourth proportional to 998,544.40, 1,497,816.60 and 555,312.40 is: 832,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,544.40 : 1,497,816.60 = 555,312.40 : x
  2. Step 2: Convert to fraction form
    998,544.40/1,497,816.60 = 555,312.40/x
  3. Step 3: Cross multiply
    998,544.40x = 1,497,816.60 × 555,312.40
  4. Step 4: Simplify right side
    998,544.40x = 831,756,130,905.84
  5. Step 5: Solve for x
    x = 831,756,130,905.84/998,544.40
  6. Step 6: Final answer
    x = 832,968.60

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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.