Home / 832,457.20-1,148,790.93-450,483.98

Finding the Fourth Proportional to 832,457.20, 1,148,790.93 and 450,483.98

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Solution

The fourth proportional to 832,457.20, 1,148,790.93 and 450,483.98 is: 621,667.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,457.20 : 1,148,790.93 = 450,483.98 : x
  2. Step 2: Convert to fraction form
    832,457.20/1,148,790.93 = 450,483.98/x
  3. Step 3: Cross multiply
    832,457.20x = 1,148,790.93 × 450,483.98
  4. Step 4: Simplify right side
    832,457.20x = 517,511,910,334.30
  5. Step 5: Solve for x
    x = 517,511,910,334.30/832,457.20
  6. Step 6: Final answer
    x = 621,667.89

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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.