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Finding the Fourth Proportional to 303,701.10, 455,551.65 and 232,842.30

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Solution

The fourth proportional to 303,701.10, 455,551.65 and 232,842.30 is: 349,263.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,701.10 : 455,551.65 = 232,842.30 : x
  2. Step 2: Convert to fraction form
    303,701.10/455,551.65 = 232,842.30/x
  3. Step 3: Cross multiply
    303,701.10x = 455,551.65 × 232,842.30
  4. Step 4: Simplify right side
    303,701.10x = 106,071,693,954.80
  5. Step 5: Solve for x
    x = 106,071,693,954.80/303,701.10
  6. Step 6: Final answer
    x = 349,263.45

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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.