Home / 358,535.04-494,774.37-197,386.76

Finding the Fourth Proportional to 358,535.04, 494,774.37 and 197,386.76

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Solution

The fourth proportional to 358,535.04, 494,774.37 and 197,386.76 is: 272,391.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,535.04 : 494,774.37 = 197,386.76 : x
  2. Step 2: Convert to fraction form
    358,535.04/494,774.37 = 197,386.76/x
  3. Step 3: Cross multiply
    358,535.04x = 494,774.37 × 197,386.76
  4. Step 4: Simplify right side
    358,535.04x = 97,661,907,351.47
  5. Step 5: Solve for x
    x = 97,661,907,351.47/358,535.04
  6. Step 6: Final answer
    x = 272,391.53

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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.