Home / 990,045.16-1,366,263.06-537,336.04

Finding the Fourth Proportional to 990,045.16, 1,366,263.06 and 537,336.04

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Solution

The fourth proportional to 990,045.16, 1,366,263.06 and 537,336.04 is: 741,524.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,045.16 : 1,366,263.06 = 537,336.04 : x
  2. Step 2: Convert to fraction form
    990,045.16/1,366,263.06 = 537,336.04/x
  3. Step 3: Cross multiply
    990,045.16x = 1,366,263.06 × 537,336.04
  4. Step 4: Simplify right side
    990,045.16x = 734,142,382,258.68
  5. Step 5: Solve for x
    x = 734,142,382,258.68/990,045.16
  6. Step 6: Final answer
    x = 741,524.14

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Double scale
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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.