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Finding the Fourth Proportional to 586,955.89, 880,433.84 and 166,231.77

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Solution

The fourth proportional to 586,955.89, 880,433.84 and 166,231.77 is: 249,347.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,955.89 : 880,433.84 = 166,231.77 : x
  2. Step 2: Convert to fraction form
    586,955.89/880,433.84 = 166,231.77/x
  3. Step 3: Cross multiply
    586,955.89x = 880,433.84 × 166,231.77
  4. Step 4: Simplify right side
    586,955.89x = 146,356,075,591.10
  5. Step 5: Solve for x
    x = 146,356,075,591.10/586,955.89
  6. Step 6: Final answer
    x = 249,347.66

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Double scale
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Similar ratio
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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.