Home / 302,673.24-417,682.98-189,558.36

Finding the Fourth Proportional to 302,673.24, 417,682.98 and 189,558.36

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Solution

The fourth proportional to 302,673.24, 417,682.98 and 189,558.36 is: 261,586.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,673.24 : 417,682.98 = 189,558.36 : x
  2. Step 2: Convert to fraction form
    302,673.24/417,682.98 = 189,558.36/x
  3. Step 3: Cross multiply
    302,673.24x = 417,682.98 × 189,558.36
  4. Step 4: Simplify right side
    302,673.24x = 79,175,300,688.71
  5. Step 5: Solve for x
    x = 79,175,300,688.71/302,673.24
  6. Step 6: Final answer
    x = 261,586.72

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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.