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Finding the Fourth Proportional to 575,181.54, 793,809.54 and 345,813.48

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Solution

The fourth proportional to 575,181.54, 793,809.54 and 345,813.48 is: 477,258.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,181.54 : 793,809.54 = 345,813.48 : x
  2. Step 2: Convert to fraction form
    575,181.54/793,809.54 = 345,813.48/x
  3. Step 3: Cross multiply
    575,181.54x = 793,809.54 × 345,813.48
  4. Step 4: Simplify right side
    575,181.54x = 274,510,039,484.60
  5. Step 5: Solve for x
    x = 274,510,039,484.60/575,181.54
  6. Step 6: Final answer
    x = 477,258.08

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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.