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Finding the Fourth Proportional to 464,185.60, 696,330.47 and 416,507.58

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Solution

The fourth proportional to 464,185.60, 696,330.47 and 416,507.58 is: 624,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,185.60 : 696,330.47 = 416,507.58 : x
  2. Step 2: Convert to fraction form
    464,185.60/696,330.47 = 416,507.58/x
  3. Step 3: Cross multiply
    464,185.60x = 696,330.47 × 416,507.58
  4. Step 4: Simplify right side
    464,185.60x = 290,026,919,981.23
  5. Step 5: Solve for x
    x = 290,026,919,981.23/464,185.60
  6. Step 6: Final answer
    x = 624,808.10

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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.