Home / 649,293.32-973,939.98-175,978.68

Finding the Fourth Proportional to 649,293.32, 973,939.98 and 175,978.68

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Solution

The fourth proportional to 649,293.32, 973,939.98 and 175,978.68 is: 263,968.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,293.32 : 973,939.98 = 175,978.68 : x
  2. Step 2: Convert to fraction form
    649,293.32/973,939.98 = 175,978.68/x
  3. Step 3: Cross multiply
    649,293.32x = 973,939.98 × 175,978.68
  4. Step 4: Simplify right side
    649,293.32x = 171,392,667,602.45
  5. Step 5: Solve for x
    x = 171,392,667,602.45/649,293.32
  6. Step 6: Final answer
    x = 263,968.01

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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.