Home / 930,994.02-1,284,772.62-528,586.02

Finding the Fourth Proportional to 930,994.02, 1,284,772.62 and 528,586.02

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Solution

The fourth proportional to 930,994.02, 1,284,772.62 and 528,586.02 is: 729,449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,994.02 : 1,284,772.62 = 528,586.02 : x
  2. Step 2: Convert to fraction form
    930,994.02/1,284,772.62 = 528,586.02/x
  3. Step 3: Cross multiply
    930,994.02x = 1,284,772.62 × 528,586.02
  4. Step 4: Simplify right side
    930,994.02x = 679,112,845,810.77
  5. Step 5: Solve for x
    x = 679,112,845,810.77/930,994.02
  6. Step 6: Final answer
    x = 729,449.20

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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.