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Finding the Fourth Proportional to 886,924.14, 1,223,925.03 and 504,877.02

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Solution

The fourth proportional to 886,924.14, 1,223,925.03 and 504,877.02 is: 696,713.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,924.14 : 1,223,925.03 = 504,877.02 : x
  2. Step 2: Convert to fraction form
    886,924.14/1,223,925.03 = 504,877.02/x
  3. Step 3: Cross multiply
    886,924.14x = 1,223,925.03 × 504,877.02
  4. Step 4: Simplify right side
    886,924.14x = 617,931,621,849.81
  5. Step 5: Solve for x
    x = 617,931,621,849.81/886,924.14
  6. Step 6: Final answer
    x = 696,713.05

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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.