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Finding the Fourth Proportional to 626,526.08, 864,606.77 and 340,046.24

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Solution

The fourth proportional to 626,526.08, 864,606.77 and 340,046.24 is: 469,264.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,526.08 : 864,606.77 = 340,046.24 : x
  2. Step 2: Convert to fraction form
    626,526.08/864,606.77 = 340,046.24/x
  3. Step 3: Cross multiply
    626,526.08x = 864,606.77 × 340,046.24
  4. Step 4: Simplify right side
    626,526.08x = 294,006,281,217.05
  5. Step 5: Solve for x
    x = 294,006,281,217.05/626,526.08
  6. Step 6: Final answer
    x = 469,264.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.