Home / 480,145.21-662,582.52-265,280.68

Finding the Fourth Proportional to 480,145.21, 662,582.52 and 265,280.68

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Solution

The fourth proportional to 480,145.21, 662,582.52 and 265,280.68 is: 366,077.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,145.21 : 662,582.52 = 265,280.68 : x
  2. Step 2: Convert to fraction form
    480,145.21/662,582.52 = 265,280.68/x
  3. Step 3: Cross multiply
    480,145.21x = 662,582.52 × 265,280.68
  4. Step 4: Simplify right side
    480,145.21x = 175,770,341,461.71
  5. Step 5: Solve for x
    x = 175,770,341,461.71/480,145.21
  6. Step 6: Final answer
    x = 366,077.47

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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.