Home / 806,061.60-1,209,092.40-569,865.60

Finding the Fourth Proportional to 806,061.60, 1,209,092.40 and 569,865.60

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Solution

The fourth proportional to 806,061.60, 1,209,092.40 and 569,865.60 is: 854,798.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,061.60 : 1,209,092.40 = 569,865.60 : x
  2. Step 2: Convert to fraction form
    806,061.60/1,209,092.40 = 569,865.60/x
  3. Step 3: Cross multiply
    806,061.60x = 1,209,092.40 × 569,865.60
  4. Step 4: Simplify right side
    806,061.60x = 689,020,165,981.44
  5. Step 5: Solve for x
    x = 689,020,165,981.44/806,061.60
  6. Step 6: Final answer
    x = 854,798.40

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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.