Home / 916,010.63-1,264,060.45-513,576.71

Finding the Fourth Proportional to 916,010.63, 1,264,060.45 and 513,576.71

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Solution

The fourth proportional to 916,010.63, 1,264,060.45 and 513,576.71 is: 708,716.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,010.63 : 1,264,060.45 = 513,576.71 : x
  2. Step 2: Convert to fraction form
    916,010.63/1,264,060.45 = 513,576.71/x
  3. Step 3: Cross multiply
    916,010.63x = 1,264,060.45 × 513,576.71
  4. Step 4: Simplify right side
    916,010.63x = 649,192,007,152.12
  5. Step 5: Solve for x
    x = 649,192,007,152.12/916,010.63
  6. Step 6: Final answer
    x = 708,716.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.