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Finding the Fourth Proportional to 575,756.16, 794,864.70 and 404,200.56

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Solution

The fourth proportional to 575,756.16, 794,864.70 and 404,200.56 is: 558,022.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,756.16 : 794,864.70 = 404,200.56 : x
  2. Step 2: Convert to fraction form
    575,756.16/794,864.70 = 404,200.56/x
  3. Step 3: Cross multiply
    575,756.16x = 794,864.70 × 404,200.56
  4. Step 4: Simplify right side
    575,756.16x = 321,284,756,864.23
  5. Step 5: Solve for x
    x = 321,284,756,864.23/575,756.16
  6. Step 6: Final answer
    x = 558,022.27

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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.