Home / 495,258.32-683,457.96-268,903.76

Finding the Fourth Proportional to 495,258.32, 683,457.96 and 268,903.76

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Solution

The fourth proportional to 495,258.32, 683,457.96 and 268,903.76 is: 371,087.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,258.32 : 683,457.96 = 268,903.76 : x
  2. Step 2: Convert to fraction form
    495,258.32/683,457.96 = 268,903.76/x
  3. Step 3: Cross multiply
    495,258.32x = 683,457.96 × 268,903.76
  4. Step 4: Simplify right side
    495,258.32x = 183,784,415,245.93
  5. Step 5: Solve for x
    x = 183,784,415,245.93/495,258.32
  6. Step 6: Final answer
    x = 371,087.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.