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Finding the Fourth Proportional to 537,066.07, 740,941.41 and 307,500.67

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Solution

The fourth proportional to 537,066.07, 740,941.41 and 307,500.67 is: 424,230.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,066.07 : 740,941.41 = 307,500.67 : x
  2. Step 2: Convert to fraction form
    537,066.07/740,941.41 = 307,500.67/x
  3. Step 3: Cross multiply
    537,066.07x = 740,941.41 × 307,500.67
  4. Step 4: Simplify right side
    537,066.07x = 227,839,980,005.75
  5. Step 5: Solve for x
    x = 227,839,980,005.75/537,066.07
  6. Step 6: Final answer
    x = 424,230.82

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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.