Home / 358,639.02-494,925.08-197,499.84

Finding the Fourth Proportional to 358,639.02, 494,925.08 and 197,499.84

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Solution

The fourth proportional to 358,639.02, 494,925.08 and 197,499.84 is: 272,551.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,639.02 : 494,925.08 = 197,499.84 : x
  2. Step 2: Convert to fraction form
    358,639.02/494,925.08 = 197,499.84/x
  3. Step 3: Cross multiply
    358,639.02x = 494,925.08 × 197,499.84
  4. Step 4: Simplify right side
    358,639.02x = 97,747,623,124.49
  5. Step 5: Solve for x
    x = 97,747,623,124.49/358,639.02
  6. Step 6: Final answer
    x = 272,551.56

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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.