Home / 769,752.93-1,062,240.70-430,252.77

Finding the Fourth Proportional to 769,752.93, 1,062,240.70 and 430,252.77

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Solution

The fourth proportional to 769,752.93, 1,062,240.70 and 430,252.77 is: 593,738.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,752.93 : 1,062,240.70 = 430,252.77 : x
  2. Step 2: Convert to fraction form
    769,752.93/1,062,240.70 = 430,252.77/x
  3. Step 3: Cross multiply
    769,752.93x = 1,062,240.70 × 430,252.77
  4. Step 4: Simplify right side
    769,752.93x = 457,032,003,581.74
  5. Step 5: Solve for x
    x = 457,032,003,581.74/769,752.93
  6. Step 6: Final answer
    x = 593,738.57

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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.