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Finding the Fourth Proportional to 545,602.29, 752,901.24 and 300,539.01

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Solution

The fourth proportional to 545,602.29, 752,901.24 and 300,539.01 is: 414,727.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,602.29 : 752,901.24 = 300,539.01 : x
  2. Step 2: Convert to fraction form
    545,602.29/752,901.24 = 300,539.01/x
  3. Step 3: Cross multiply
    545,602.29x = 752,901.24 × 300,539.01
  4. Step 4: Simplify right side
    545,602.29x = 226,276,193,297.37
  5. Step 5: Solve for x
    x = 226,276,193,297.37/545,602.29
  6. Step 6: Final answer
    x = 414,727.35

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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.