Home / 756,941.41-1,134,126.81-456,791.29

Finding the Fourth Proportional to 756,941.41, 1,134,126.81 and 456,791.29

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Solution

The fourth proportional to 756,941.41, 1,134,126.81 and 456,791.29 is: 684,411.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,941.41 : 1,134,126.81 = 456,791.29 : x
  2. Step 2: Convert to fraction form
    756,941.41/1,134,126.81 = 456,791.29/x
  3. Step 3: Cross multiply
    756,941.41x = 1,134,126.81 × 456,791.29
  4. Step 4: Simplify right side
    756,941.41x = 518,059,248,563.49
  5. Step 5: Solve for x
    x = 518,059,248,563.49/756,941.41
  6. Step 6: Final answer
    x = 684,411.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.