Home / 706,330.89-1,052,842.50-649,643.85

Finding the Fourth Proportional to 706,330.89, 1,052,842.50 and 649,643.85

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Solution

The fourth proportional to 706,330.89, 1,052,842.50 and 649,643.85 is: 968,345.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,330.89 : 1,052,842.50 = 649,643.85 : x
  2. Step 2: Convert to fraction form
    706,330.89/1,052,842.50 = 649,643.85/x
  3. Step 3: Cross multiply
    706,330.89x = 1,052,842.50 × 649,643.85
  4. Step 4: Simplify right side
    706,330.89x = 683,972,655,143.63
  5. Step 5: Solve for x
    x = 683,972,655,143.63/706,330.89
  6. Step 6: Final answer
    x = 968,345.95

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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.