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Finding the Fourth Proportional to 522,276.12, 716,047.20 and 512,828.28

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Solution

The fourth proportional to 522,276.12, 716,047.20 and 512,828.28 is: 703,094.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,276.12 : 716,047.20 = 512,828.28 : x
  2. Step 2: Convert to fraction form
    522,276.12/716,047.20 = 512,828.28/x
  3. Step 3: Cross multiply
    522,276.12x = 716,047.20 × 512,828.28
  4. Step 4: Simplify right side
    522,276.12x = 367,209,253,974.82
  5. Step 5: Solve for x
    x = 367,209,253,974.82/522,276.12
  6. Step 6: Final answer
    x = 703,094.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.