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Finding the Fourth Proportional to 650,135.40, 973,302.30 and 463,511.40

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Solution

The fourth proportional to 650,135.40, 973,302.30 and 463,511.40 is: 693,911.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,135.40 : 973,302.30 = 463,511.40 : x
  2. Step 2: Convert to fraction form
    650,135.40/973,302.30 = 463,511.40/x
  3. Step 3: Cross multiply
    650,135.40x = 973,302.30 × 463,511.40
  4. Step 4: Simplify right side
    650,135.40x = 451,136,711,696.22
  5. Step 5: Solve for x
    x = 451,136,711,696.22/650,135.40
  6. Step 6: Final answer
    x = 693,911.93

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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.