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Finding the Fourth Proportional to 459,333.68, 633,860.76 and 255,384.32

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Solution

The fourth proportional to 459,333.68, 633,860.76 and 255,384.32 is: 352,419.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,333.68 : 633,860.76 = 255,384.32 : x
  2. Step 2: Convert to fraction form
    459,333.68/633,860.76 = 255,384.32/x
  3. Step 3: Cross multiply
    459,333.68x = 633,860.76 × 255,384.32
  4. Step 4: Simplify right side
    459,333.68x = 161,878,099,167.28
  5. Step 5: Solve for x
    x = 161,878,099,167.28/459,333.68
  6. Step 6: Final answer
    x = 352,419.40

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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.