Home / 996,211.53-1,374,877.83-609,253.33

Finding the Fourth Proportional to 996,211.53, 1,374,877.83 and 609,253.33

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Solution

The fourth proportional to 996,211.53, 1,374,877.83 and 609,253.33 is: 840,834.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,211.53 : 1,374,877.83 = 609,253.33 : x
  2. Step 2: Convert to fraction form
    996,211.53/1,374,877.83 = 609,253.33/x
  3. Step 3: Cross multiply
    996,211.53x = 1,374,877.83 × 609,253.33
  4. Step 4: Simplify right side
    996,211.53x = 837,648,896,270.67
  5. Step 5: Solve for x
    x = 837,648,896,270.67/996,211.53
  6. Step 6: Final answer
    x = 840,834.37

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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.