Home / 664,056.80-990,905.96-592,487.45

Finding the Fourth Proportional to 664,056.80, 990,905.96 and 592,487.45

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Solution

The fourth proportional to 664,056.80, 990,905.96 and 592,487.45 is: 884,110.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,056.80 : 990,905.96 = 592,487.45 : x
  2. Step 2: Convert to fraction form
    664,056.80/990,905.96 = 592,487.45/x
  3. Step 3: Cross multiply
    664,056.80x = 990,905.96 × 592,487.45
  4. Step 4: Simplify right side
    664,056.80x = 587,099,345,430.20
  5. Step 5: Solve for x
    x = 587,099,345,430.20/664,056.80
  6. Step 6: Final answer
    x = 884,110.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.