Home / 355,302.40-490,323.73-194,164.24

Finding the Fourth Proportional to 355,302.40, 490,323.73 and 194,164.24

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Solution

The fourth proportional to 355,302.40, 490,323.73 and 194,164.24 is: 267,950.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,302.40 : 490,323.73 = 194,164.24 : x
  2. Step 2: Convert to fraction form
    355,302.40/490,323.73 = 194,164.24/x
  3. Step 3: Cross multiply
    355,302.40x = 490,323.73 × 194,164.24
  4. Step 4: Simplify right side
    355,302.40x = 95,203,334,389.42
  5. Step 5: Solve for x
    x = 95,203,334,389.42/355,302.40
  6. Step 6: Final answer
    x = 267,950.16

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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.