Home / 629,554.01-868,784.67-343,074.15

Finding the Fourth Proportional to 629,554.01, 868,784.67 and 343,074.15

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Solution

The fourth proportional to 629,554.01, 868,784.67 and 343,074.15 is: 473,442.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,554.01 : 868,784.67 = 343,074.15 : x
  2. Step 2: Convert to fraction form
    629,554.01/868,784.67 = 343,074.15/x
  3. Step 3: Cross multiply
    629,554.01x = 868,784.67 × 343,074.15
  4. Step 4: Simplify right side
    629,554.01x = 298,057,562,193.28
  5. Step 5: Solve for x
    x = 298,057,562,193.28/629,554.01
  6. Step 6: Final answer
    x = 473,442.40

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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.