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Finding the Fourth Proportional to 630,007.47, 944,715.66 and 230,368.77

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Solution

The fourth proportional to 630,007.47, 944,715.66 and 230,368.77 is: 345,445.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,007.47 : 944,715.66 = 230,368.77 : x
  2. Step 2: Convert to fraction form
    630,007.47/944,715.66 = 230,368.77/x
  3. Step 3: Cross multiply
    630,007.47x = 944,715.66 × 230,368.77
  4. Step 4: Simplify right side
    630,007.47x = 217,632,984,593.94
  5. Step 5: Solve for x
    x = 217,632,984,593.94/630,007.47
  6. Step 6: Final answer
    x = 345,445.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.