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Finding the Fourth Proportional to 306,064.90, 459,097.35 and 306,064.90

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Solution

The fourth proportional to 306,064.90, 459,097.35 and 306,064.90 is: 459,097.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,064.90 : 459,097.35 = 306,064.90 : x
  2. Step 2: Convert to fraction form
    306,064.90/459,097.35 = 306,064.90/x
  3. Step 3: Cross multiply
    306,064.90x = 459,097.35 × 306,064.90
  4. Step 4: Simplify right side
    306,064.90x = 140,513,584,518.02
  5. Step 5: Solve for x
    x = 140,513,584,518.02/306,064.90
  6. Step 6: Final answer
    x = 459,097.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.