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Finding the Fourth Proportional to 437,903.04, 657,149.22 and 153,596.16

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Solution

The fourth proportional to 437,903.04, 657,149.22 and 153,596.16 is: 230,497.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,903.04 : 657,149.22 = 153,596.16 : x
  2. Step 2: Convert to fraction form
    437,903.04/657,149.22 = 153,596.16/x
  3. Step 3: Cross multiply
    437,903.04x = 657,149.22 × 153,596.16
  4. Step 4: Simplify right side
    437,903.04x = 100,935,596,739.00
  5. Step 5: Solve for x
    x = 100,935,596,739.00/437,903.04
  6. Step 6: Final answer
    x = 230,497.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.