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Finding the Fourth Proportional to 550,597.83, 760,150.76 and 346,823.43

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Solution

The fourth proportional to 550,597.83, 760,150.76 and 346,823.43 is: 478,821.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,597.83 : 760,150.76 = 346,823.43 : x
  2. Step 2: Convert to fraction form
    550,597.83/760,150.76 = 346,823.43/x
  3. Step 3: Cross multiply
    550,597.83x = 760,150.76 × 346,823.43
  4. Step 4: Simplify right side
    550,597.83x = 263,638,092,166.19
  5. Step 5: Solve for x
    x = 263,638,092,166.19/550,597.83
  6. Step 6: Final answer
    x = 478,821.52

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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.