Home / 575,838.20-863,498.10-260,132.60

Finding the Fourth Proportional to 575,838.20, 863,498.10 and 260,132.60

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Solution

The fourth proportional to 575,838.20, 863,498.10 and 260,132.60 is: 390,081.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,838.20 : 863,498.10 = 260,132.60 : x
  2. Step 2: Convert to fraction form
    575,838.20/863,498.10 = 260,132.60/x
  3. Step 3: Cross multiply
    575,838.20x = 863,498.10 × 260,132.60
  4. Step 4: Simplify right side
    575,838.20x = 224,624,005,848.06
  5. Step 5: Solve for x
    x = 224,624,005,848.06/575,838.20
  6. Step 6: Final answer
    x = 390,081.81

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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.