Home / 714,153.03-985,527.50-404,069.19

Finding the Fourth Proportional to 714,153.03, 985,527.50 and 404,069.19

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Solution

The fourth proportional to 714,153.03, 985,527.50 and 404,069.19 is: 557,613.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,153.03 : 985,527.50 = 404,069.19 : x
  2. Step 2: Convert to fraction form
    714,153.03/985,527.50 = 404,069.19/x
  3. Step 3: Cross multiply
    714,153.03x = 985,527.50 × 404,069.19
  4. Step 4: Simplify right side
    714,153.03x = 398,221,296,627.38
  5. Step 5: Solve for x
    x = 398,221,296,627.38/714,153.03
  6. Step 6: Final answer
    x = 557,613.40

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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.