Home / 866,234.09-1,195,368.75-479,024.37

Finding the Fourth Proportional to 866,234.09, 1,195,368.75 and 479,024.37

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Solution

The fourth proportional to 866,234.09, 1,195,368.75 and 479,024.37 is: 661,034.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,234.09 : 1,195,368.75 = 479,024.37 : x
  2. Step 2: Convert to fraction form
    866,234.09/1,195,368.75 = 479,024.37/x
  3. Step 3: Cross multiply
    866,234.09x = 1,195,368.75 × 479,024.37
  4. Step 4: Simplify right side
    866,234.09x = 572,610,762,386.44
  5. Step 5: Solve for x
    x = 572,610,762,386.44/866,234.09
  6. Step 6: Final answer
    x = 661,034.67

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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.