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Finding the Fourth Proportional to 565,904.40, 848,856.60 and 191,927.40

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Solution

The fourth proportional to 565,904.40, 848,856.60 and 191,927.40 is: 287,891.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,904.40 : 848,856.60 = 191,927.40 : x
  2. Step 2: Convert to fraction form
    565,904.40/848,856.60 = 191,927.40/x
  3. Step 3: Cross multiply
    565,904.40x = 848,856.60 × 191,927.40
  4. Step 4: Simplify right side
    565,904.40x = 162,918,840,210.84
  5. Step 5: Solve for x
    x = 162,918,840,210.84/565,904.40
  6. Step 6: Final answer
    x = 287,891.10

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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.