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Finding the Fourth Proportional to 927,441, 1,279,868.58 and 525,033

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Solution

The fourth proportional to 927,441, 1,279,868.58 and 525,033 is: 724,545.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,441 : 1,279,868.58 = 525,033 : x
  2. Step 2: Convert to fraction form
    927,441/1,279,868.58 = 525,033/x
  3. Step 3: Cross multiply
    927,441x = 1,279,868.58 × 525,033
  4. Step 4: Simplify right side
    927,441x = 671,973,240,163.14
  5. Step 5: Solve for x
    x = 671,973,240,163.14/927,441
  6. Step 6: Final answer
    x = 724,545.54

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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.