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Finding the Fourth Proportional to 504,117.08, 695,363.73 and 300,015.60

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Solution

The fourth proportional to 504,117.08, 695,363.73 and 300,015.60 is: 413,832.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,117.08 : 695,363.73 = 300,015.60 : x
  2. Step 2: Convert to fraction form
    504,117.08/695,363.73 = 300,015.60/x
  3. Step 3: Cross multiply
    504,117.08x = 695,363.73 × 300,015.60
  4. Step 4: Simplify right side
    504,117.08x = 208,619,966,674.19
  5. Step 5: Solve for x
    x = 208,619,966,674.19/504,117.08
  6. Step 6: Final answer
    x = 413,832.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.