Home / 558,292.34-833,656.90-443,148.32

Finding the Fourth Proportional to 558,292.34, 833,656.90 and 443,148.32

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Solution

The fourth proportional to 558,292.34, 833,656.90 and 443,148.32 is: 661,720.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,292.34 : 833,656.90 = 443,148.32 : x
  2. Step 2: Convert to fraction form
    558,292.34/833,656.90 = 443,148.32/x
  3. Step 3: Cross multiply
    558,292.34x = 833,656.90 × 443,148.32
  4. Step 4: Simplify right side
    558,292.34x = 369,433,652,475.67
  5. Step 5: Solve for x
    x = 369,433,652,475.67/558,292.34
  6. Step 6: Final answer
    x = 661,720.80

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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.