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Finding the Fourth Proportional to 461,777.12, 693,008.51 and 349,598.60

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Solution

The fourth proportional to 461,777.12, 693,008.51 and 349,598.60 is: 524,657.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,777.12 : 693,008.51 = 349,598.60 : x
  2. Step 2: Convert to fraction form
    461,777.12/693,008.51 = 349,598.60/x
  3. Step 3: Cross multiply
    461,777.12x = 693,008.51 × 349,598.60
  4. Step 4: Simplify right side
    461,777.12x = 242,274,803,151.57
  5. Step 5: Solve for x
    x = 242,274,803,151.57/461,777.12
  6. Step 6: Final answer
    x = 524,657.45

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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.