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Finding the Fourth Proportional to 333,646.70, 460,465.56 and 190,428.38

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Solution

The fourth proportional to 333,646.70, 460,465.56 and 190,428.38 is: 262,810.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,646.70 : 460,465.56 = 190,428.38 : x
  2. Step 2: Convert to fraction form
    333,646.70/460,465.56 = 190,428.38/x
  3. Step 3: Cross multiply
    333,646.70x = 460,465.56 × 190,428.38
  4. Step 4: Simplify right side
    333,646.70x = 87,685,710,636.59
  5. Step 5: Solve for x
    x = 87,685,710,636.59/333,646.70
  6. Step 6: Final answer
    x = 262,810.06

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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.