Home / 823,368.50-1,136,248.53-446,536.50

Finding the Fourth Proportional to 823,368.50, 1,136,248.53 and 446,536.50

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Solution

The fourth proportional to 823,368.50, 1,136,248.53 and 446,536.50 is: 616,220.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,368.50 : 1,136,248.53 = 446,536.50 : x
  2. Step 2: Convert to fraction form
    823,368.50/1,136,248.53 = 446,536.50/x
  3. Step 3: Cross multiply
    823,368.50x = 1,136,248.53 × 446,536.50
  4. Step 4: Simplify right side
    823,368.50x = 507,376,441,716.35
  5. Step 5: Solve for x
    x = 507,376,441,716.35/823,368.50
  6. Step 6: Final answer
    x = 616,220.37

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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.