Home / 985,111.60-1,477,667.40-237,157.60

Finding the Fourth Proportional to 985,111.60, 1,477,667.40 and 237,157.60

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Solution

The fourth proportional to 985,111.60, 1,477,667.40 and 237,157.60 is: 355,736.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,111.60 : 1,477,667.40 = 237,157.60 : x
  2. Step 2: Convert to fraction form
    985,111.60/1,477,667.40 = 237,157.60/x
  3. Step 3: Cross multiply
    985,111.60x = 1,477,667.40 × 237,157.60
  4. Step 4: Simplify right side
    985,111.60x = 350,440,054,182.24
  5. Step 5: Solve for x
    x = 350,440,054,182.24/985,111.60
  6. Step 6: Final answer
    x = 355,736.40

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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.