Home / 992,488.47-1,488,880.34-460,063.32

Finding the Fourth Proportional to 992,488.47, 1,488,880.34 and 460,063.32

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Solution

The fourth proportional to 992,488.47, 1,488,880.34 and 460,063.32 is: 690,163.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,488.47 : 1,488,880.34 = 460,063.32 : x
  2. Step 2: Convert to fraction form
    992,488.47/1,488,880.34 = 460,063.32/x
  3. Step 3: Cross multiply
    992,488.47x = 1,488,880.34 × 460,063.32
  4. Step 4: Simplify right side
    992,488.47x = 684,979,230,002.81
  5. Step 5: Solve for x
    x = 684,979,230,002.81/992,488.47
  6. Step 6: Final answer
    x = 690,163.41

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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.