Home / 680,180.40-1,021,056.30-365,252.40

Finding the Fourth Proportional to 680,180.40, 1,021,056.30 and 365,252.40

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Solution

The fourth proportional to 680,180.40, 1,021,056.30 and 365,252.40 is: 548,300.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,180.40 : 1,021,056.30 = 365,252.40 : x
  2. Step 2: Convert to fraction form
    680,180.40/1,021,056.30 = 365,252.40/x
  3. Step 3: Cross multiply
    680,180.40x = 1,021,056.30 × 365,252.40
  4. Step 4: Simplify right side
    680,180.40x = 372,943,264,110.12
  5. Step 5: Solve for x
    x = 372,943,264,110.12/680,180.40
  6. Step 6: Final answer
    x = 548,300.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.