Home / 840,928.51-1,160,303.97-534,893.50

Finding the Fourth Proportional to 840,928.51, 1,160,303.97 and 534,893.50

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Solution

The fourth proportional to 840,928.51, 1,160,303.97 and 534,893.50 is: 738,040.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,928.51 : 1,160,303.97 = 534,893.50 : x
  2. Step 2: Convert to fraction form
    840,928.51/1,160,303.97 = 534,893.50/x
  3. Step 3: Cross multiply
    840,928.51x = 1,160,303.97 × 534,893.50
  4. Step 4: Simplify right side
    840,928.51x = 620,639,051,577.20
  5. Step 5: Solve for x
    x = 620,639,051,577.20/840,928.51
  6. Step 6: Final answer
    x = 738,040.21

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Double scale
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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.