Home / 669,454.80-1,004,182.20-248,643.60

Finding the Fourth Proportional to 669,454.80, 1,004,182.20 and 248,643.60

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Solution

The fourth proportional to 669,454.80, 1,004,182.20 and 248,643.60 is: 372,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,454.80 : 1,004,182.20 = 248,643.60 : x
  2. Step 2: Convert to fraction form
    669,454.80/1,004,182.20 = 248,643.60/x
  3. Step 3: Cross multiply
    669,454.80x = 1,004,182.20 × 248,643.60
  4. Step 4: Simplify right side
    669,454.80x = 249,683,477,263.92
  5. Step 5: Solve for x
    x = 249,683,477,263.92/669,454.80
  6. Step 6: Final answer
    x = 372,965.40

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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.