Home / 612,590.24-845,250.64-357,892.22

Finding the Fourth Proportional to 612,590.24, 845,250.64 and 357,892.22

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Solution

The fourth proportional to 612,590.24, 845,250.64 and 357,892.22 is: 493,818.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,590.24 : 845,250.64 = 357,892.22 : x
  2. Step 2: Convert to fraction form
    612,590.24/845,250.64 = 357,892.22/x
  3. Step 3: Cross multiply
    612,590.24x = 845,250.64 × 357,892.22
  4. Step 4: Simplify right side
    612,590.24x = 302,508,624,227.13
  5. Step 5: Solve for x
    x = 302,508,624,227.13/612,590.24
  6. Step 6: Final answer
    x = 493,818.88

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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.