Home / 933,689.20-1,400,533.80-268,908.40

Finding the Fourth Proportional to 933,689.20, 1,400,533.80 and 268,908.40

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Solution

The fourth proportional to 933,689.20, 1,400,533.80 and 268,908.40 is: 403,362.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,689.20 : 1,400,533.80 = 268,908.40 : x
  2. Step 2: Convert to fraction form
    933,689.20/1,400,533.80 = 268,908.40/x
  3. Step 3: Cross multiply
    933,689.20x = 1,400,533.80 × 268,908.40
  4. Step 4: Simplify right side
    933,689.20x = 376,615,303,303.92
  5. Step 5: Solve for x
    x = 376,615,303,303.92/933,689.20
  6. Step 6: Final answer
    x = 403,362.60

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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.