Home / 853,411.68-1,177,712.04-466,232.64

Finding the Fourth Proportional to 853,411.68, 1,177,712.04 and 466,232.64

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Solution

The fourth proportional to 853,411.68, 1,177,712.04 and 466,232.64 is: 643,403.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,411.68 : 1,177,712.04 = 466,232.64 : x
  2. Step 2: Convert to fraction form
    853,411.68/1,177,712.04 = 466,232.64/x
  3. Step 3: Cross multiply
    853,411.68x = 1,177,712.04 × 466,232.64
  4. Step 4: Simplify right side
    853,411.68x = 549,087,793,568.99
  5. Step 5: Solve for x
    x = 549,087,793,568.99/853,411.68
  6. Step 6: Final answer
    x = 643,403.19

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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.