Home / 922,663.18-1,273,246.32-540,944.20

Finding the Fourth Proportional to 922,663.18, 1,273,246.32 and 540,944.20

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Solution

The fourth proportional to 922,663.18, 1,273,246.32 and 540,944.20 is: 746,486.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,663.18 : 1,273,246.32 = 540,944.20 : x
  2. Step 2: Convert to fraction form
    922,663.18/1,273,246.32 = 540,944.20/x
  3. Step 3: Cross multiply
    922,663.18x = 1,273,246.32 × 540,944.20
  4. Step 4: Simplify right side
    922,663.18x = 688,755,211,975.34
  5. Step 5: Solve for x
    x = 688,755,211,975.34/922,663.18
  6. Step 6: Final answer
    x = 746,486.07

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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.