Home / 988,848.60-1,483,272.90-240,894.60

Finding the Fourth Proportional to 988,848.60, 1,483,272.90 and 240,894.60

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Solution

The fourth proportional to 988,848.60, 1,483,272.90 and 240,894.60 is: 361,341.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,848.60 : 1,483,272.90 = 240,894.60 : x
  2. Step 2: Convert to fraction form
    988,848.60/1,483,272.90 = 240,894.60/x
  3. Step 3: Cross multiply
    988,848.60x = 1,483,272.90 × 240,894.60
  4. Step 4: Simplify right side
    988,848.60x = 357,312,431,936.34
  5. Step 5: Solve for x
    x = 357,312,431,936.34/988,848.60
  6. Step 6: Final answer
    x = 361,341.90

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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.