Home / 756,615.80-1,044,136.90-417,096.20

Finding the Fourth Proportional to 756,615.80, 1,044,136.90 and 417,096.20

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Solution

The fourth proportional to 756,615.80, 1,044,136.90 and 417,096.20 is: 575,596.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,615.80 : 1,044,136.90 = 417,096.20 : x
  2. Step 2: Convert to fraction form
    756,615.80/1,044,136.90 = 417,096.20/x
  3. Step 3: Cross multiply
    756,615.80x = 1,044,136.90 × 417,096.20
  4. Step 4: Simplify right side
    756,615.80x = 435,505,533,269.78
  5. Step 5: Solve for x
    x = 435,505,533,269.78/756,615.80
  6. Step 6: Final answer
    x = 575,596.67

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Double scale
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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.