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Finding the Fourth Proportional to 740,817, 1,022,403.16 and 534,256.04

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Solution

The fourth proportional to 740,817, 1,022,403.16 and 534,256.04 is: 737,327.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,817 : 1,022,403.16 = 534,256.04 : x
  2. Step 2: Convert to fraction form
    740,817/1,022,403.16 = 534,256.04/x
  3. Step 3: Cross multiply
    740,817x = 1,022,403.16 × 534,256.04
  4. Step 4: Simplify right side
    740,817x = 546,225,063,545.09
  5. Step 5: Solve for x
    x = 546,225,063,545.09/740,817
  6. Step 6: Final answer
    x = 737,327.93

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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.