Home / 380,335.02-569,682.33-357,977.28

Finding the Fourth Proportional to 380,335.02, 569,682.33 and 357,977.28

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Solution

The fourth proportional to 380,335.02, 569,682.33 and 357,977.28 is: 536,193.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,335.02 : 569,682.33 = 357,977.28 : x
  2. Step 2: Convert to fraction form
    380,335.02/569,682.33 = 357,977.28/x
  3. Step 3: Cross multiply
    380,335.02x = 569,682.33 × 357,977.28
  4. Step 4: Simplify right side
    380,335.02x = 203,933,330,957.46
  5. Step 5: Solve for x
    x = 203,933,330,957.46/380,335.02
  6. Step 6: Final answer
    x = 536,193.93

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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.