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Finding the Fourth Proportional to 707,438.08, 974,102.33 and 533,261.30

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Solution

The fourth proportional to 707,438.08, 974,102.33 and 533,261.30 is: 734,270.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,438.08 : 974,102.33 = 533,261.30 : x
  2. Step 2: Convert to fraction form
    707,438.08/974,102.33 = 533,261.30/x
  3. Step 3: Cross multiply
    707,438.08x = 974,102.33 × 533,261.30
  4. Step 4: Simplify right side
    707,438.08x = 519,451,072,531.34
  5. Step 5: Solve for x
    x = 519,451,072,531.34/707,438.08
  6. Step 6: Final answer
    x = 734,270.73

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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.