Home / 767,274.17-1,058,814.09-423,124.61

Finding the Fourth Proportional to 767,274.17, 1,058,814.09 and 423,124.61

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Solution

The fourth proportional to 767,274.17, 1,058,814.09 and 423,124.61 is: 583,898.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,274.17 : 1,058,814.09 = 423,124.61 : x
  2. Step 2: Convert to fraction form
    767,274.17/1,058,814.09 = 423,124.61/x
  3. Step 3: Cross multiply
    767,274.17x = 1,058,814.09 × 423,124.61
  4. Step 4: Simplify right side
    767,274.17x = 448,010,293,599.68
  5. Step 5: Solve for x
    x = 448,010,293,599.68/767,274.17
  6. Step 6: Final answer
    x = 583,898.58

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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.