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Finding the Fourth Proportional to 532,328.23, 797,827.86 and 266,164.87

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Solution

The fourth proportional to 532,328.23, 797,827.86 and 266,164.87 is: 398,915.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,328.23 : 797,827.86 = 266,164.87 : x
  2. Step 2: Convert to fraction form
    532,328.23/797,827.86 = 266,164.87/x
  3. Step 3: Cross multiply
    532,328.23x = 797,827.86 × 266,164.87
  4. Step 4: Simplify right side
    532,328.23x = 212,353,748,639.28
  5. Step 5: Solve for x
    x = 212,353,748,639.28/532,328.23
  6. Step 6: Final answer
    x = 398,915.06

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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.