Home / 806,088.60-1,209,132.90-569,892.60

Finding the Fourth Proportional to 806,088.60, 1,209,132.90 and 569,892.60

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Solution

The fourth proportional to 806,088.60, 1,209,132.90 and 569,892.60 is: 854,838.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,088.60 : 1,209,132.90 = 569,892.60 : x
  2. Step 2: Convert to fraction form
    806,088.60/1,209,132.90 = 569,892.60/x
  3. Step 3: Cross multiply
    806,088.60x = 1,209,132.90 × 569,892.60
  4. Step 4: Simplify right side
    806,088.60x = 689,075,892,126.54
  5. Step 5: Solve for x
    x = 689,075,892,126.54/806,088.60
  6. Step 6: Final answer
    x = 854,838.90

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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.