Home / 673,856.03-929,914.26-367,931.52

Finding the Fourth Proportional to 673,856.03, 929,914.26 and 367,931.52

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Solution

The fourth proportional to 673,856.03, 929,914.26 and 367,931.52 is: 507,741.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,856.03 : 929,914.26 = 367,931.52 : x
  2. Step 2: Convert to fraction form
    673,856.03/929,914.26 = 367,931.52/x
  3. Step 3: Cross multiply
    673,856.03x = 929,914.26 × 367,931.52
  4. Step 4: Simplify right side
    673,856.03x = 342,144,767,151.48
  5. Step 5: Solve for x
    x = 342,144,767,151.48/673,856.03
  6. Step 6: Final answer
    x = 507,741.65

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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.