Home / 692,561.70-1,038,711.33-243,176.94

Finding the Fourth Proportional to 692,561.70, 1,038,711.33 and 243,176.94

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Solution

The fourth proportional to 692,561.70, 1,038,711.33 and 243,176.94 is: 364,719.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,561.70 : 1,038,711.33 = 243,176.94 : x
  2. Step 2: Convert to fraction form
    692,561.70/1,038,711.33 = 243,176.94/x
  3. Step 3: Cross multiply
    692,561.70x = 1,038,711.33 × 243,176.94
  4. Step 4: Simplify right side
    692,561.70x = 252,590,642,772.73
  5. Step 5: Solve for x
    x = 252,590,642,772.73/692,561.70
  6. Step 6: Final answer
    x = 364,719.34

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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.