Home / 774,003.60-1,161,005.40-537,807.60

Finding the Fourth Proportional to 774,003.60, 1,161,005.40 and 537,807.60

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Solution

The fourth proportional to 774,003.60, 1,161,005.40 and 537,807.60 is: 806,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,003.60 : 1,161,005.40 = 537,807.60 : x
  2. Step 2: Convert to fraction form
    774,003.60/1,161,005.40 = 537,807.60/x
  3. Step 3: Cross multiply
    774,003.60x = 1,161,005.40 × 537,807.60
  4. Step 4: Simplify right side
    774,003.60x = 624,397,527,761.04
  5. Step 5: Solve for x
    x = 624,397,527,761.04/774,003.60
  6. Step 6: Final answer
    x = 806,711.40

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Similar ratio
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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.