Home / 623,159.20-934,738.80-202,477.60

Finding the Fourth Proportional to 623,159.20, 934,738.80 and 202,477.60

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Solution

The fourth proportional to 623,159.20, 934,738.80 and 202,477.60 is: 303,716.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,159.20 : 934,738.80 = 202,477.60 : x
  2. Step 2: Convert to fraction form
    623,159.20/934,738.80 = 202,477.60/x
  3. Step 3: Cross multiply
    623,159.20x = 934,738.80 × 202,477.60
  4. Step 4: Simplify right side
    623,159.20x = 189,263,668,850.88
  5. Step 5: Solve for x
    x = 189,263,668,850.88/623,159.20
  6. Step 6: Final answer
    x = 303,716.40

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Half scale
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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.