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Finding the Fourth Proportional to 332,701.80, 459,127.98 and 189,461.91

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Solution

The fourth proportional to 332,701.80, 459,127.98 and 189,461.91 is: 261,457.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,701.80 : 459,127.98 = 189,461.91 : x
  2. Step 2: Convert to fraction form
    332,701.80/459,127.98 = 189,461.91/x
  3. Step 3: Cross multiply
    332,701.80x = 459,127.98 × 189,461.91
  4. Step 4: Simplify right side
    332,701.80x = 86,987,264,025.24
  5. Step 5: Solve for x
    x = 86,987,264,025.24/332,701.80
  6. Step 6: Final answer
    x = 261,457.15

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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.