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Finding the Fourth Proportional to 341,354.79, 470,957.22 and 220,567.19

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Solution

The fourth proportional to 341,354.79, 470,957.22 and 220,567.19 is: 304,310.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,354.79 : 470,957.22 = 220,567.19 : x
  2. Step 2: Convert to fraction form
    341,354.79/470,957.22 = 220,567.19/x
  3. Step 3: Cross multiply
    341,354.79x = 470,957.22 × 220,567.19
  4. Step 4: Simplify right side
    341,354.79x = 103,877,708,270.83
  5. Step 5: Solve for x
    x = 103,877,708,270.83/341,354.79
  6. Step 6: Final answer
    x = 304,310.09

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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.