Home / 798,136.71-1,101,451.89-435,583.91

Finding the Fourth Proportional to 798,136.71, 1,101,451.89 and 435,583.91

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Solution

The fourth proportional to 798,136.71, 1,101,451.89 and 435,583.91 is: 601,118.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,136.71 : 1,101,451.89 = 435,583.91 : x
  2. Step 2: Convert to fraction form
    798,136.71/1,101,451.89 = 435,583.91/x
  3. Step 3: Cross multiply
    798,136.71x = 1,101,451.89 × 435,583.91
  4. Step 4: Simplify right side
    798,136.71x = 479,774,715,415.83
  5. Step 5: Solve for x
    x = 479,774,715,415.83/798,136.71
  6. Step 6: Final answer
    x = 601,118.47

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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.