Home / 939,900.30-1,297,058.04-510,176.67

Finding the Fourth Proportional to 939,900.30, 1,297,058.04 and 510,176.67

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Solution

The fourth proportional to 939,900.30, 1,297,058.04 and 510,176.67 is: 704,041.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,900.30 : 1,297,058.04 = 510,176.67 : x
  2. Step 2: Convert to fraction form
    939,900.30/1,297,058.04 = 510,176.67/x
  3. Step 3: Cross multiply
    939,900.30x = 1,297,058.04 × 510,176.67
  4. Step 4: Simplify right side
    939,900.30x = 661,728,751,643.93
  5. Step 5: Solve for x
    x = 661,728,751,643.93/939,900.30
  6. Step 6: Final answer
    x = 704,041.43

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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.