Home / 480,400.02-662,977.85-265,560.03

Finding the Fourth Proportional to 480,400.02, 662,977.85 and 265,560.03

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Solution

The fourth proportional to 480,400.02, 662,977.85 and 265,560.03 is: 366,487.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,400.02 : 662,977.85 = 265,560.03 : x
  2. Step 2: Convert to fraction form
    480,400.02/662,977.85 = 265,560.03/x
  3. Step 3: Cross multiply
    480,400.02x = 662,977.85 × 265,560.03
  4. Step 4: Simplify right side
    480,400.02x = 176,060,416,407.54
  5. Step 5: Solve for x
    x = 176,060,416,407.54/480,400.02
  6. Step 6: Final answer
    x = 366,487.11

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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.