Home / 532,429.14-734,747.58-290,710.56

Finding the Fourth Proportional to 532,429.14, 734,747.58 and 290,710.56

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Solution

The fourth proportional to 532,429.14, 734,747.58 and 290,710.56 is: 401,178.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,429.14 : 734,747.58 = 290,710.56 : x
  2. Step 2: Convert to fraction form
    532,429.14/734,747.58 = 290,710.56/x
  3. Step 3: Cross multiply
    532,429.14x = 734,747.58 × 290,710.56
  4. Step 4: Simplify right side
    532,429.14x = 213,598,880,440.45
  5. Step 5: Solve for x
    x = 213,598,880,440.45/532,429.14
  6. Step 6: Final answer
    x = 401,178.04

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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.