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Finding the Fourth Proportional to 469,011.97, 700,085.60 and 402,877.09

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Solution

The fourth proportional to 469,011.97, 700,085.60 and 402,877.09 is: 601,367.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,011.97 : 700,085.60 = 402,877.09 : x
  2. Step 2: Convert to fraction form
    469,011.97/700,085.60 = 402,877.09/x
  3. Step 3: Cross multiply
    469,011.97x = 700,085.60 × 402,877.09
  4. Step 4: Simplify right side
    469,011.97x = 282,048,451,916.60
  5. Step 5: Solve for x
    x = 282,048,451,916.60/469,011.97
  6. Step 6: Final answer
    x = 601,367.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.