Home / 849,118.46-1,171,296.87-530,613.50

Finding the Fourth Proportional to 849,118.46, 1,171,296.87 and 530,613.50

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Solution

The fourth proportional to 849,118.46, 1,171,296.87 and 530,613.50 is: 731,942.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,118.46 : 1,171,296.87 = 530,613.50 : x
  2. Step 2: Convert to fraction form
    849,118.46/1,171,296.87 = 530,613.50/x
  3. Step 3: Cross multiply
    849,118.46x = 1,171,296.87 × 530,613.50
  4. Step 4: Simplify right side
    849,118.46x = 621,505,931,729.75
  5. Step 5: Solve for x
    x = 621,505,931,729.75/849,118.46
  6. Step 6: Final answer
    x = 731,942.55

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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.