Home / 832,369.76-1,148,672.34-450,400.52

Finding the Fourth Proportional to 832,369.76, 1,148,672.34 and 450,400.52

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Solution

The fourth proportional to 832,369.76, 1,148,672.34 and 450,400.52 is: 621,553.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,369.76 : 1,148,672.34 = 450,400.52 : x
  2. Step 2: Convert to fraction form
    832,369.76/1,148,672.34 = 450,400.52/x
  3. Step 3: Cross multiply
    832,369.76x = 1,148,672.34 × 450,400.52
  4. Step 4: Simplify right side
    832,369.76x = 517,362,619,245.62
  5. Step 5: Solve for x
    x = 517,362,619,245.62/832,369.76
  6. Step 6: Final answer
    x = 621,553.84

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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.