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Finding the Fourth Proportional to 528,762.32, 793,253.36 and 240,436.61

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Solution

The fourth proportional to 528,762.32, 793,253.36 and 240,436.61 is: 360,704.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,762.32 : 793,253.36 = 240,436.61 : x
  2. Step 2: Convert to fraction form
    528,762.32/793,253.36 = 240,436.61/x
  3. Step 3: Cross multiply
    528,762.32x = 793,253.36 × 240,436.61
  4. Step 4: Simplify right side
    528,762.32x = 190,727,145,384.33
  5. Step 5: Solve for x
    x = 190,727,145,384.33/528,762.32
  6. Step 6: Final answer
    x = 360,704.88

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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.