Home / 527,222.16-790,669.68-190,219.02

Finding the Fourth Proportional to 527,222.16, 790,669.68 and 190,219.02

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Solution

The fourth proportional to 527,222.16, 790,669.68 and 190,219.02 is: 285,269.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,222.16 : 790,669.68 = 190,219.02 : x
  2. Step 2: Convert to fraction form
    527,222.16/790,669.68 = 190,219.02/x
  3. Step 3: Cross multiply
    527,222.16x = 790,669.68 × 190,219.02
  4. Step 4: Simplify right side
    527,222.16x = 150,400,411,673.31
  5. Step 5: Solve for x
    x = 150,400,411,673.31/527,222.16
  6. Step 6: Final answer
    x = 285,269.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.