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Finding the Fourth Proportional to 601,656.20, 830,302.26 and 333,384.20

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Solution

The fourth proportional to 601,656.20, 830,302.26 and 333,384.20 is: 460,079.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,656.20 : 830,302.26 = 333,384.20 : x
  2. Step 2: Convert to fraction form
    601,656.20/830,302.26 = 333,384.20/x
  3. Step 3: Cross multiply
    601,656.20x = 830,302.26 × 333,384.20
  4. Step 4: Simplify right side
    601,656.20x = 276,809,654,708.29
  5. Step 5: Solve for x
    x = 276,809,654,708.29/601,656.20
  6. Step 6: Final answer
    x = 460,079.45

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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.