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Finding the Fourth Proportional to 497,777.10, 746,665.65 and 470,820.30

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Solution

The fourth proportional to 497,777.10, 746,665.65 and 470,820.30 is: 706,230.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,777.10 : 746,665.65 = 470,820.30 : x
  2. Step 2: Convert to fraction form
    497,777.10/746,665.65 = 470,820.30/x
  3. Step 3: Cross multiply
    497,777.10x = 746,665.65 × 470,820.30
  4. Step 4: Simplify right side
    497,777.10x = 351,545,345,332.70
  5. Step 5: Solve for x
    x = 351,545,345,332.70/497,777.10
  6. Step 6: Final answer
    x = 706,230.45

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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.