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Finding the Fourth Proportional to 590,795.40, 884,880.90 and 512,063.40

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Solution

The fourth proportional to 590,795.40, 884,880.90 and 512,063.40 is: 766,957.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,795.40 : 884,880.90 = 512,063.40 : x
  2. Step 2: Convert to fraction form
    590,795.40/884,880.90 = 512,063.40/x
  3. Step 3: Cross multiply
    590,795.40x = 884,880.90 × 512,063.40
  4. Step 4: Simplify right side
    590,795.40x = 453,115,122,249.06
  5. Step 5: Solve for x
    x = 453,115,122,249.06/590,795.40
  6. Step 6: Final answer
    x = 766,957.77

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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.