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Finding the Fourth Proportional to 540,019.02, 744,668.07 and 463,790.52

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Solution

The fourth proportional to 540,019.02, 744,668.07 and 463,790.52 is: 639,551.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,019.02 : 744,668.07 = 463,790.52 : x
  2. Step 2: Convert to fraction form
    540,019.02/744,668.07 = 463,790.52/x
  3. Step 3: Cross multiply
    540,019.02x = 744,668.07 × 463,790.52
  4. Step 4: Simplify right side
    540,019.02x = 345,369,991,412.70
  5. Step 5: Solve for x
    x = 345,369,991,412.70/540,019.02
  6. Step 6: Final answer
    x = 639,551.53

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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.