Home / 853,315.04-1,177,552.16-471,333.60

Finding the Fourth Proportional to 853,315.04, 1,177,552.16 and 471,333.60

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Solution

The fourth proportional to 853,315.04, 1,177,552.16 and 471,333.60 is: 650,427.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,315.04 : 1,177,552.16 = 471,333.60 : x
  2. Step 2: Convert to fraction form
    853,315.04/1,177,552.16 = 471,333.60/x
  3. Step 3: Cross multiply
    853,315.04x = 1,177,552.16 × 471,333.60
  4. Step 4: Simplify right side
    853,315.04x = 555,019,898,760.58
  5. Step 5: Solve for x
    x = 555,019,898,760.58/853,315.04
  6. Step 6: Final answer
    x = 650,427.89

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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.