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Finding the Fourth Proportional to 480,019.80, 662,414.49 and 265,155.24

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Solution

The fourth proportional to 480,019.80, 662,414.49 and 265,155.24 is: 365,907.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,019.80 : 662,414.49 = 265,155.24 : x
  2. Step 2: Convert to fraction form
    480,019.80/662,414.49 = 265,155.24/x
  3. Step 3: Cross multiply
    480,019.80x = 662,414.49 × 265,155.24
  4. Step 4: Simplify right side
    480,019.80x = 175,642,673,075.43
  5. Step 5: Solve for x
    x = 175,642,673,075.43/480,019.80
  6. Step 6: Final answer
    x = 365,907.14

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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.