Home / 460,325.66-690,783.39-223,539.17

Finding the Fourth Proportional to 460,325.66, 690,783.39 and 223,539.17

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Solution

The fourth proportional to 460,325.66, 690,783.39 and 223,539.17 is: 335,451.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,325.66 : 690,783.39 = 223,539.17 : x
  2. Step 2: Convert to fraction form
    460,325.66/690,783.39 = 223,539.17/x
  3. Step 3: Cross multiply
    460,325.66x = 690,783.39 × 223,539.17
  4. Step 4: Simplify right side
    460,325.66x = 154,417,142,196.47
  5. Step 5: Solve for x
    x = 154,417,142,196.47/460,325.66
  6. Step 6: Final answer
    x = 335,451.96

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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.