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Finding the Fourth Proportional to 1,849,447, 2,774,170.50 and 519,751

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Solution

The fourth proportional to 1,849,447, 2,774,170.50 and 519,751 is: 779,626.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849,447 : 2,774,170.50 = 519,751 : x
  2. Step 2: Convert to fraction form
    1,849,447/2,774,170.50 = 519,751/x
  3. Step 3: Cross multiply
    1,849,447x = 2,774,170.50 × 519,751
  4. Step 4: Simplify right side
    1,849,447x = 1,441,877,891,545.50
  5. Step 5: Solve for x
    x = 1,441,877,891,545.50/1,849,447
  6. Step 6: Final answer
    x = 779,626.50

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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.