Home / 495,125.28-683,216.64-277,342.20

Finding the Fourth Proportional to 495,125.28, 683,216.64 and 277,342.20

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Solution

The fourth proportional to 495,125.28, 683,216.64 and 277,342.20 is: 382,700.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,125.28 : 683,216.64 = 277,342.20 : x
  2. Step 2: Convert to fraction form
    495,125.28/683,216.64 = 277,342.20/x
  3. Step 3: Cross multiply
    495,125.28x = 683,216.64 × 277,342.20
  4. Step 4: Simplify right side
    495,125.28x = 189,484,806,014.21
  5. Step 5: Solve for x
    x = 189,484,806,014.21/495,125.28
  6. Step 6: Final answer
    x = 382,700.73

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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.