Home / 459,327.27-688,837.61-193,038.15

Finding the Fourth Proportional to 459,327.27, 688,837.61 and 193,038.15

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Solution

The fourth proportional to 459,327.27, 688,837.61 and 193,038.15 is: 289,492.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,327.27 : 688,837.61 = 193,038.15 : x
  2. Step 2: Convert to fraction form
    459,327.27/688,837.61 = 193,038.15/x
  3. Step 3: Cross multiply
    459,327.27x = 688,837.61 × 193,038.15
  4. Step 4: Simplify right side
    459,327.27x = 132,971,936,919.63
  5. Step 5: Solve for x
    x = 132,971,936,919.63/459,327.27
  6. Step 6: Final answer
    x = 289,492.80

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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.