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Finding the Fourth Proportional to 610,995.94, 916,574.35 and 226,692.49

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Solution

The fourth proportional to 610,995.94, 916,574.35 and 226,692.49 is: 340,068.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,995.94 : 916,574.35 = 226,692.49 : x
  2. Step 2: Convert to fraction form
    610,995.94/916,574.35 = 226,692.49/x
  3. Step 3: Cross multiply
    610,995.94x = 916,574.35 × 226,692.49
  4. Step 4: Simplify right side
    610,995.94x = 207,780,517,088.76
  5. Step 5: Solve for x
    x = 207,780,517,088.76/610,995.94
  6. Step 6: Final answer
    x = 340,068.58

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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.