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Finding the Fourth Proportional to 576,461.30, 862,359.15 and 506,477.30

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Solution

The fourth proportional to 576,461.30, 862,359.15 and 506,477.30 is: 757,666.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,461.30 : 862,359.15 = 506,477.30 : x
  2. Step 2: Convert to fraction form
    576,461.30/862,359.15 = 506,477.30/x
  3. Step 3: Cross multiply
    576,461.30x = 862,359.15 × 506,477.30
  4. Step 4: Simplify right side
    576,461.30x = 436,765,333,922.30
  5. Step 5: Solve for x
    x = 436,765,333,922.30/576,461.30
  6. Step 6: Final answer
    x = 757,666.36

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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.