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Finding the Fourth Proportional to 692,046.39, 955,624.74 and 434,369.91

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Solution

The fourth proportional to 692,046.39, 955,624.74 and 434,369.91 is: 599,807.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,046.39 : 955,624.74 = 434,369.91 : x
  2. Step 2: Convert to fraction form
    692,046.39/955,624.74 = 434,369.91/x
  3. Step 3: Cross multiply
    692,046.39x = 955,624.74 × 434,369.91
  4. Step 4: Simplify right side
    692,046.39x = 415,094,632,307.57
  5. Step 5: Solve for x
    x = 415,094,632,307.57/692,046.39
  6. Step 6: Final answer
    x = 599,807.52

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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.