Home / 734,063.58-1,011,935.43-518,823.90

Finding the Fourth Proportional to 734,063.58, 1,011,935.43 and 518,823.90

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Solution

The fourth proportional to 734,063.58, 1,011,935.43 and 518,823.90 is: 715,219.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,063.58 : 1,011,935.43 = 518,823.90 : x
  2. Step 2: Convert to fraction form
    734,063.58/1,011,935.43 = 518,823.90/x
  3. Step 3: Cross multiply
    734,063.58x = 1,011,935.43 × 518,823.90
  4. Step 4: Simplify right side
    734,063.58x = 525,016,286,340.78
  5. Step 5: Solve for x
    x = 525,016,286,340.78/734,063.58
  6. Step 6: Final answer
    x = 715,219.09

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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.