Home / 676,563.96-933,619.02-370,587.06

Finding the Fourth Proportional to 676,563.96, 933,619.02 and 370,587.06

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Solution

The fourth proportional to 676,563.96, 933,619.02 and 370,587.06 is: 511,388.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,563.96 : 933,619.02 = 370,587.06 : x
  2. Step 2: Convert to fraction form
    676,563.96/933,619.02 = 370,587.06/x
  3. Step 3: Cross multiply
    676,563.96x = 933,619.02 × 370,587.06
  4. Step 4: Simplify right side
    676,563.96x = 345,987,133,264.81
  5. Step 5: Solve for x
    x = 345,987,133,264.81/676,563.96
  6. Step 6: Final answer
    x = 511,388.66

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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.