Home / 1,004,528.64-1,386,613.44-665,106.24

Finding the Fourth Proportional to 1,004,528.64, 1,386,613.44 and 665,106.24

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Solution

The fourth proportional to 1,004,528.64, 1,386,613.44 and 665,106.24 is: 918,087.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,528.64 : 1,386,613.44 = 665,106.24 : x
  2. Step 2: Convert to fraction form
    1,004,528.64/1,386,613.44 = 665,106.24/x
  3. Step 3: Cross multiply
    1,004,528.64x = 1,386,613.44 × 665,106.24
  4. Step 4: Simplify right side
    1,004,528.64x = 922,245,251,411.87
  5. Step 5: Solve for x
    x = 922,245,251,411.87/1,004,528.64
  6. Step 6: Final answer
    x = 918,087.56

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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.