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Finding the Fourth Proportional to 535,883.86, 738,500.32 and 526,035.63

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Solution

The fourth proportional to 535,883.86, 738,500.32 and 526,035.63 is: 724,928.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,883.86 : 738,500.32 = 526,035.63 : x
  2. Step 2: Convert to fraction form
    535,883.86/738,500.32 = 526,035.63/x
  3. Step 3: Cross multiply
    535,883.86x = 738,500.32 × 526,035.63
  4. Step 4: Simplify right side
    535,883.86x = 388,477,478,282.23
  5. Step 5: Solve for x
    x = 388,477,478,282.23/535,883.86
  6. Step 6: Final answer
    x = 724,928.49

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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.