Home / 863,522.37-1,191,604.64-476,314.43

Finding the Fourth Proportional to 863,522.37, 1,191,604.64 and 476,314.43

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Solution

The fourth proportional to 863,522.37, 1,191,604.64 and 476,314.43 is: 657,282.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,522.37 : 1,191,604.64 = 476,314.43 : x
  2. Step 2: Convert to fraction form
    863,522.37/1,191,604.64 = 476,314.43/x
  3. Step 3: Cross multiply
    863,522.37x = 1,191,604.64 × 476,314.43
  4. Step 4: Simplify right side
    863,522.37x = 567,578,476,547.36
  5. Step 5: Solve for x
    x = 567,578,476,547.36/863,522.37
  6. Step 6: Final answer
    x = 657,282.89

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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.