Home / 807,607.02-1,114,546.47-445,030.26

Finding the Fourth Proportional to 807,607.02, 1,114,546.47 and 445,030.26

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Solution

The fourth proportional to 807,607.02, 1,114,546.47 and 445,030.26 is: 614,168.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,607.02 : 1,114,546.47 = 445,030.26 : x
  2. Step 2: Convert to fraction form
    807,607.02/1,114,546.47 = 445,030.26/x
  3. Step 3: Cross multiply
    807,607.02x = 1,114,546.47 × 445,030.26
  4. Step 4: Simplify right side
    807,607.02x = 496,006,905,326.18
  5. Step 5: Solve for x
    x = 496,006,905,326.18/807,607.02
  6. Step 6: Final answer
    x = 614,168.64

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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.