Home / 670,249.04-1,005,364.80-164,814.40

Finding the Fourth Proportional to 670,249.04, 1,005,364.80 and 164,814.40

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Solution

The fourth proportional to 670,249.04, 1,005,364.80 and 164,814.40 is: 247,219.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,249.04 : 1,005,364.80 = 164,814.40 : x
  2. Step 2: Convert to fraction form
    670,249.04/1,005,364.80 = 164,814.40/x
  3. Step 3: Cross multiply
    670,249.04x = 1,005,364.80 × 164,814.40
  4. Step 4: Simplify right side
    670,249.04x = 165,698,596,293.12
  5. Step 5: Solve for x
    x = 165,698,596,293.12/670,249.04
  6. Step 6: Final answer
    x = 247,219.45

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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.