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Finding the Fourth Proportional to 480,704.69, 663,345.47 and 262,870.13

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Solution

The fourth proportional to 480,704.69, 663,345.47 and 262,870.13 is: 362,746.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,704.69 : 663,345.47 = 262,870.13 : x
  2. Step 2: Convert to fraction form
    480,704.69/663,345.47 = 262,870.13/x
  3. Step 3: Cross multiply
    480,704.69x = 663,345.47 × 262,870.13
  4. Step 4: Simplify right side
    480,704.69x = 174,373,712,249.35
  5. Step 5: Solve for x
    x = 174,373,712,249.35/480,704.69
  6. Step 6: Final answer
    x = 362,746.02

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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.