Home / 493,828.56-736,426.36-439,396.56

Finding the Fourth Proportional to 493,828.56, 736,426.36 and 439,396.56

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Solution

The fourth proportional to 493,828.56, 736,426.36 and 439,396.56 is: 655,254.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,828.56 : 736,426.36 = 439,396.56 : x
  2. Step 2: Convert to fraction form
    493,828.56/736,426.36 = 439,396.56/x
  3. Step 3: Cross multiply
    493,828.56x = 736,426.36 × 439,396.56
  4. Step 4: Simplify right side
    493,828.56x = 323,583,209,277.32
  5. Step 5: Solve for x
    x = 323,583,209,277.32/493,828.56
  6. Step 6: Final answer
    x = 655,254.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.