Home / 993,688.85-1,371,290.60-540,979.85

Finding the Fourth Proportional to 993,688.85, 1,371,290.60 and 540,979.85

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Solution

The fourth proportional to 993,688.85, 1,371,290.60 and 540,979.85 is: 746,552.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,688.85 : 1,371,290.60 = 540,979.85 : x
  2. Step 2: Convert to fraction form
    993,688.85/1,371,290.60 = 540,979.85/x
  3. Step 3: Cross multiply
    993,688.85x = 1,371,290.60 × 540,979.85
  4. Step 4: Simplify right side
    993,688.85x = 741,840,573,533.06
  5. Step 5: Solve for x
    x = 741,840,573,533.06/993,688.85
  6. Step 6: Final answer
    x = 746,552.18

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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.