Home / 637,839.19-956,793.66-258,703.57

Finding the Fourth Proportional to 637,839.19, 956,793.66 and 258,703.57

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Solution

The fourth proportional to 637,839.19, 956,793.66 and 258,703.57 is: 388,069.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,839.19 : 956,793.66 = 258,703.57 : x
  2. Step 2: Convert to fraction form
    637,839.19/956,793.66 = 258,703.57/x
  3. Step 3: Cross multiply
    637,839.19x = 956,793.66 × 258,703.57
  4. Step 4: Simplify right side
    637,839.19x = 247,525,935,595.37
  5. Step 5: Solve for x
    x = 247,525,935,595.37/637,839.19
  6. Step 6: Final answer
    x = 388,069.50

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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.