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Finding the Fourth Proportional to 673,552.56, 929,503.80 and 371,746.32

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Solution

The fourth proportional to 673,552.56, 929,503.80 and 371,746.32 is: 513,010.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,552.56 : 929,503.80 = 371,746.32 : x
  2. Step 2: Convert to fraction form
    673,552.56/929,503.80 = 371,746.32/x
  3. Step 3: Cross multiply
    673,552.56x = 929,503.80 × 371,746.32
  4. Step 4: Simplify right side
    673,552.56x = 345,539,617,076.02
  5. Step 5: Solve for x
    x = 345,539,617,076.02/673,552.56
  6. Step 6: Final answer
    x = 513,010.62

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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.