Home / 459,155.39-688,740.00-174,861.66

Finding the Fourth Proportional to 459,155.39, 688,740.00 and 174,861.66

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Solution

The fourth proportional to 459,155.39, 688,740.00 and 174,861.66 is: 262,295.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,155.39 : 688,740.00 = 174,861.66 : x
  2. Step 2: Convert to fraction form
    459,155.39/688,740.00 = 174,861.66/x
  3. Step 3: Cross multiply
    459,155.39x = 688,740.00 × 174,861.66
  4. Step 4: Simplify right side
    459,155.39x = 120,434,217,781.36
  5. Step 5: Solve for x
    x = 120,434,217,781.36/459,155.39
  6. Step 6: Final answer
    x = 262,295.12

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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.