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Finding the Fourth Proportional to 488,730.30, 733,095.45 and 370,632.30

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Solution

The fourth proportional to 488,730.30, 733,095.45 and 370,632.30 is: 555,948.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,730.30 : 733,095.45 = 370,632.30 : x
  2. Step 2: Convert to fraction form
    488,730.30/733,095.45 = 370,632.30/x
  3. Step 3: Cross multiply
    488,730.30x = 733,095.45 × 370,632.30
  4. Step 4: Simplify right side
    488,730.30x = 271,708,852,753.04
  5. Step 5: Solve for x
    x = 271,708,852,753.04/488,730.30
  6. Step 6: Final answer
    x = 555,948.45

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Similar ratio
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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.