Home / 829,881.20-1,241,954.60-497,695.60

Finding the Fourth Proportional to 829,881.20, 1,241,954.60 and 497,695.60

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Solution

The fourth proportional to 829,881.20, 1,241,954.60 and 497,695.60 is: 744,823.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,881.20 : 1,241,954.60 = 497,695.60 : x
  2. Step 2: Convert to fraction form
    829,881.20/1,241,954.60 = 497,695.60/x
  3. Step 3: Cross multiply
    829,881.20x = 1,241,954.60 × 497,695.60
  4. Step 4: Simplify right side
    829,881.20x = 618,115,339,819.76
  5. Step 5: Solve for x
    x = 618,115,339,819.76/829,881.20
  6. Step 6: Final answer
    x = 744,823.89

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1.5x scale

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.