Home / 836,279.55-1,248,099.53-755,567.10

Finding the Fourth Proportional to 836,279.55, 1,248,099.53 and 755,567.10

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Solution

The fourth proportional to 836,279.55, 1,248,099.53 and 755,567.10 is: 1,127,640.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,279.55 : 1,248,099.53 = 755,567.10 : x
  2. Step 2: Convert to fraction form
    836,279.55/1,248,099.53 = 755,567.10/x
  3. Step 3: Cross multiply
    836,279.55x = 1,248,099.53 × 755,567.10
  4. Step 4: Simplify right side
    836,279.55x = 943,022,938,615.63
  5. Step 5: Solve for x
    x = 943,022,938,615.63/836,279.55
  6. Step 6: Final answer
    x = 1,127,640.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.