Home / 897,906.02-1,239,136.44-490,034.10

Finding the Fourth Proportional to 897,906.02, 1,239,136.44 and 490,034.10

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Solution

The fourth proportional to 897,906.02, 1,239,136.44 and 490,034.10 is: 676,261.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,906.02 : 1,239,136.44 = 490,034.10 : x
  2. Step 2: Convert to fraction form
    897,906.02/1,239,136.44 = 490,034.10/x
  3. Step 3: Cross multiply
    897,906.02x = 1,239,136.44 × 490,034.10
  4. Step 4: Simplify right side
    897,906.02x = 607,219,110,152.60
  5. Step 5: Solve for x
    x = 607,219,110,152.60/897,906.02
  6. Step 6: Final answer
    x = 676,261.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.