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Finding the Fourth Proportional to 561,924.40, 842,886.60 and 561,924.40

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Solution

The fourth proportional to 561,924.40, 842,886.60 and 561,924.40 is: 842,886.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,924.40 : 842,886.60 = 561,924.40 : x
  2. Step 2: Convert to fraction form
    561,924.40/842,886.60 = 561,924.40/x
  3. Step 3: Cross multiply
    561,924.40x = 842,886.60 × 561,924.40
  4. Step 4: Simplify right side
    561,924.40x = 473,638,546,973.04
  5. Step 5: Solve for x
    x = 473,638,546,973.04/561,924.40
  6. Step 6: Final answer
    x = 842,886.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.