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Finding the Fourth Proportional to 424,332.77, 585,855.65 and 263,424.24

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Solution

The fourth proportional to 424,332.77, 585,855.65 and 263,424.24 is: 363,697.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,332.77 : 585,855.65 = 263,424.24 : x
  2. Step 2: Convert to fraction form
    424,332.77/585,855.65 = 263,424.24/x
  3. Step 3: Cross multiply
    424,332.77x = 585,855.65 × 263,424.24
  4. Step 4: Simplify right side
    424,332.77x = 154,328,580,009.52
  5. Step 5: Solve for x
    x = 154,328,580,009.52/424,332.77
  6. Step 6: Final answer
    x = 363,697.06

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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.