Home / 336,928.56-465,453.28-291,527.72

Finding the Fourth Proportional to 336,928.56, 465,453.28 and 291,527.72

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Solution

The fourth proportional to 336,928.56, 465,453.28 and 291,527.72 is: 402,733.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,928.56 : 465,453.28 = 291,527.72 : x
  2. Step 2: Convert to fraction form
    336,928.56/465,453.28 = 291,527.72/x
  3. Step 3: Cross multiply
    336,928.56x = 465,453.28 × 291,527.72
  4. Step 4: Simplify right side
    336,928.56x = 135,692,535,065.77
  5. Step 5: Solve for x
    x = 135,692,535,065.77/336,928.56
  6. Step 6: Final answer
    x = 402,733.84

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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.