Home / 946,330.07-1,305,957.87-516,613.41

Finding the Fourth Proportional to 946,330.07, 1,305,957.87 and 516,613.41

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Solution

The fourth proportional to 946,330.07, 1,305,957.87 and 516,613.41 is: 712,938.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,330.07 : 1,305,957.87 = 516,613.41 : x
  2. Step 2: Convert to fraction form
    946,330.07/1,305,957.87 = 516,613.41/x
  3. Step 3: Cross multiply
    946,330.07x = 1,305,957.87 × 516,613.41
  4. Step 4: Simplify right side
    946,330.07x = 674,675,348,537.04
  5. Step 5: Solve for x
    x = 674,675,348,537.04/946,330.07
  6. Step 6: Final answer
    x = 712,938.72

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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.