Home / 415,999.80-623,434.32-175,914.18

Finding the Fourth Proportional to 415,999.80, 623,434.32 and 175,914.18

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Solution

The fourth proportional to 415,999.80, 623,434.32 and 175,914.18 is: 263,632.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,999.80 : 623,434.32 = 175,914.18 : x
  2. Step 2: Convert to fraction form
    415,999.80/623,434.32 = 175,914.18/x
  3. Step 3: Cross multiply
    415,999.80x = 623,434.32 × 175,914.18
  4. Step 4: Simplify right side
    415,999.80x = 109,670,937,186.66
  5. Step 5: Solve for x
    x = 109,670,937,186.66/415,999.80
  6. Step 6: Final answer
    x = 263,632.19

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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.