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Finding the Fourth Proportional to 590,907.60, 885,785.40 and 337,928.40

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Solution

The fourth proportional to 590,907.60, 885,785.40 and 337,928.40 is: 506,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,907.60 : 885,785.40 = 337,928.40 : x
  2. Step 2: Convert to fraction form
    590,907.60/885,785.40 = 337,928.40/x
  3. Step 3: Cross multiply
    590,907.60x = 885,785.40 × 337,928.40
  4. Step 4: Simplify right side
    590,907.60x = 299,332,042,965.36
  5. Step 5: Solve for x
    x = 299,332,042,965.36/590,907.60
  6. Step 6: Final answer
    x = 506,563.20

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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.