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Finding the Fourth Proportional to 440,152.56, 606,808.80 and 302,327.28

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Solution

The fourth proportional to 440,152.56, 606,808.80 and 302,327.28 is: 416,798.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,152.56 : 606,808.80 = 302,327.28 : x
  2. Step 2: Convert to fraction form
    440,152.56/606,808.80 = 302,327.28/x
  3. Step 3: Cross multiply
    440,152.56x = 606,808.80 × 302,327.28
  4. Step 4: Simplify right side
    440,152.56x = 183,454,853,984.06
  5. Step 5: Solve for x
    x = 183,454,853,984.06/440,152.56
  6. Step 6: Final answer
    x = 416,798.33

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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.