Home / 743,159.91-1,025,384.97-437,249.64

Finding the Fourth Proportional to 743,159.91, 1,025,384.97 and 437,249.64

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Solution

The fourth proportional to 743,159.91, 1,025,384.97 and 437,249.64 is: 603,301.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,159.91 : 1,025,384.97 = 437,249.64 : x
  2. Step 2: Convert to fraction form
    743,159.91/1,025,384.97 = 437,249.64/x
  3. Step 3: Cross multiply
    743,159.91x = 1,025,384.97 × 437,249.64
  4. Step 4: Simplify right side
    743,159.91x = 448,349,214,478.79
  5. Step 5: Solve for x
    x = 448,349,214,478.79/743,159.91
  6. Step 6: Final answer
    x = 603,301.13

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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.