Home / 637,452.18-956,282.12-188,218.49

Finding the Fourth Proportional to 637,452.18, 956,282.12 and 188,218.49

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Solution

The fourth proportional to 637,452.18, 956,282.12 and 188,218.49 is: 282,358.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,452.18 : 956,282.12 = 188,218.49 : x
  2. Step 2: Convert to fraction form
    637,452.18/956,282.12 = 188,218.49/x
  3. Step 3: Cross multiply
    637,452.18x = 956,282.12 × 188,218.49
  4. Step 4: Simplify right side
    637,452.18x = 179,989,971,623.72
  5. Step 5: Solve for x
    x = 179,989,971,623.72/637,452.18
  6. Step 6: Final answer
    x = 282,358.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.