Home / 990,025.16-1,366,235.27-537,316.16

Finding the Fourth Proportional to 990,025.16, 1,366,235.27 and 537,316.16

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Solution

The fourth proportional to 990,025.16, 1,366,235.27 and 537,316.16 is: 741,496.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,025.16 : 1,366,235.27 = 537,316.16 : x
  2. Step 2: Convert to fraction form
    990,025.16/1,366,235.27 = 537,316.16/x
  3. Step 3: Cross multiply
    990,025.16x = 1,366,235.27 × 537,316.16
  4. Step 4: Simplify right side
    990,025.16x = 734,100,279,415.21
  5. Step 5: Solve for x
    x = 734,100,279,415.21/990,025.16
  6. Step 6: Final answer
    x = 741,496.59

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1.5x scale

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.