Home / 850,376.45-1,173,106.08-544,207.38

Finding the Fourth Proportional to 850,376.45, 1,173,106.08 and 544,207.38

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Solution

The fourth proportional to 850,376.45, 1,173,106.08 and 544,207.38 is: 750,741.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,376.45 : 1,173,106.08 = 544,207.38 : x
  2. Step 2: Convert to fraction form
    850,376.45/1,173,106.08 = 544,207.38/x
  3. Step 3: Cross multiply
    850,376.45x = 1,173,106.08 × 544,207.38
  4. Step 4: Simplify right side
    850,376.45x = 638,412,986,258.87
  5. Step 5: Solve for x
    x = 638,412,986,258.87/850,376.45
  6. Step 6: Final answer
    x = 750,741.62

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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.