Home / 772,854.08-1,066,336.72-446,087.04

Finding the Fourth Proportional to 772,854.08, 1,066,336.72 and 446,087.04

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Solution

The fourth proportional to 772,854.08, 1,066,336.72 and 446,087.04 is: 615,483.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,854.08 : 1,066,336.72 = 446,087.04 : x
  2. Step 2: Convert to fraction form
    772,854.08/1,066,336.72 = 446,087.04/x
  3. Step 3: Cross multiply
    772,854.08x = 1,066,336.72 × 446,087.04
  4. Step 4: Simplify right side
    772,854.08x = 475,678,991,068.11
  5. Step 5: Solve for x
    x = 475,678,991,068.11/772,854.08
  6. Step 6: Final answer
    x = 615,483.57

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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.