Home / 916,505.93-1,374,314.97-537,550.76

Finding the Fourth Proportional to 916,505.93, 1,374,314.97 and 537,550.76

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Solution

The fourth proportional to 916,505.93, 1,374,314.97 and 537,550.76 is: 806,065.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,505.93 : 1,374,314.97 = 537,550.76 : x
  2. Step 2: Convert to fraction form
    916,505.93/1,374,314.97 = 537,550.76/x
  3. Step 3: Cross multiply
    916,505.93x = 1,374,314.97 × 537,550.76
  4. Step 4: Simplify right side
    916,505.93x = 738,764,056,602.88
  5. Step 5: Solve for x
    x = 738,764,056,602.88/916,505.93
  6. Step 6: Final answer
    x = 806,065.77

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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.