Home / 318,113.49-477,091.53-190,064.73

Finding the Fourth Proportional to 318,113.49, 477,091.53 and 190,064.73

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Solution

The fourth proportional to 318,113.49, 477,091.53 and 190,064.73 is: 285,050.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,113.49 : 477,091.53 = 190,064.73 : x
  2. Step 2: Convert to fraction form
    318,113.49/477,091.53 = 190,064.73/x
  3. Step 3: Cross multiply
    318,113.49x = 477,091.53 × 190,064.73
  4. Step 4: Simplify right side
    318,113.49x = 90,678,272,834.74
  5. Step 5: Solve for x
    x = 90,678,272,834.74/318,113.49
  6. Step 6: Final answer
    x = 285,050.07

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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.