Home / 922,908.24-1,273,101.63-540,861.21

Finding the Fourth Proportional to 922,908.24, 1,273,101.63 and 540,861.21

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Solution

The fourth proportional to 922,908.24, 1,273,101.63 and 540,861.21 is: 746,088.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,908.24 : 1,273,101.63 = 540,861.21 : x
  2. Step 2: Convert to fraction form
    922,908.24/1,273,101.63 = 540,861.21/x
  3. Step 3: Cross multiply
    922,908.24x = 1,273,101.63 × 540,861.21
  4. Step 4: Simplify right side
    922,908.24x = 688,571,288,054.77
  5. Step 5: Solve for x
    x = 688,571,288,054.77/922,908.24
  6. Step 6: Final answer
    x = 746,088.57

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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.