Home / 360,437.45-497,391.23-197,097.91

Finding the Fourth Proportional to 360,437.45, 497,391.23 and 197,097.91

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Solution

The fourth proportional to 360,437.45, 497,391.23 and 197,097.91 is: 271,988.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,437.45 : 497,391.23 = 197,097.91 : x
  2. Step 2: Convert to fraction form
    360,437.45/497,391.23 = 197,097.91/x
  3. Step 3: Cross multiply
    360,437.45x = 497,391.23 × 197,097.91
  4. Step 4: Simplify right side
    360,437.45x = 98,034,771,134.60
  5. Step 5: Solve for x
    x = 98,034,771,134.60/360,437.45
  6. Step 6: Final answer
    x = 271,988.31

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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.