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Finding the Fourth Proportional to 1,036,009, 1,554,235.80 and 586,945

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Solution

The fourth proportional to 1,036,009, 1,554,235.80 and 586,945 is: 880,543.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,009 : 1,554,235.80 = 586,945 : x
  2. Step 2: Convert to fraction form
    1,036,009/1,554,235.80 = 586,945/x
  3. Step 3: Cross multiply
    1,036,009x = 1,554,235.80 × 586,945
  4. Step 4: Simplify right side
    1,036,009x = 912,250,931,631
  5. Step 5: Solve for x
    x = 912,250,931,631/1,036,009
  6. Step 6: Final answer
    x = 880,543.44

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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.