Home / 614,257.08-921,459.46-580,664.76

Finding the Fourth Proportional to 614,257.08, 921,459.46 and 580,664.76

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Solution

The fourth proportional to 614,257.08, 921,459.46 and 580,664.76 is: 871,066.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,257.08 : 921,459.46 = 580,664.76 : x
  2. Step 2: Convert to fraction form
    614,257.08/921,459.46 = 580,664.76/x
  3. Step 3: Cross multiply
    614,257.08x = 921,459.46 × 580,664.76
  4. Step 4: Simplify right side
    614,257.08x = 535,059,036,190.63
  5. Step 5: Solve for x
    x = 535,059,036,190.63/614,257.08
  6. Step 6: Final answer
    x = 871,066.94

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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.