Home / 480,315.72-662,778.24-265,426.58

Finding the Fourth Proportional to 480,315.72, 662,778.24 and 265,426.58

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Solution

The fourth proportional to 480,315.72, 662,778.24 and 265,426.58 is: 366,256.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,315.72 : 662,778.24 = 265,426.58 : x
  2. Step 2: Convert to fraction form
    480,315.72/662,778.24 = 265,426.58/x
  3. Step 3: Cross multiply
    480,315.72x = 662,778.24 × 265,426.58
  4. Step 4: Simplify right side
    480,315.72x = 175,918,961,541.62
  5. Step 5: Solve for x
    x = 175,918,961,541.62/480,315.72
  6. Step 6: Final answer
    x = 366,256.93

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1.5x scale

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.