Home / 450,944.88-672,437.86-446,895.48

Finding the Fourth Proportional to 450,944.88, 672,437.86 and 446,895.48

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Solution

The fourth proportional to 450,944.88, 672,437.86 and 446,895.48 is: 666,399.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,944.88 : 672,437.86 = 446,895.48 : x
  2. Step 2: Convert to fraction form
    450,944.88/672,437.86 = 446,895.48/x
  3. Step 3: Cross multiply
    450,944.88x = 672,437.86 × 446,895.48
  4. Step 4: Simplify right side
    450,944.88x = 300,509,440,214.87
  5. Step 5: Solve for x
    x = 300,509,440,214.87/450,944.88
  6. Step 6: Final answer
    x = 666,399.49

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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.