Home / 619,233.30-928,849.95-304,305.30

Finding the Fourth Proportional to 619,233.30, 928,849.95 and 304,305.30

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Solution

The fourth proportional to 619,233.30, 928,849.95 and 304,305.30 is: 456,457.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,233.30 : 928,849.95 = 304,305.30 : x
  2. Step 2: Convert to fraction form
    619,233.30/928,849.95 = 304,305.30/x
  3. Step 3: Cross multiply
    619,233.30x = 928,849.95 × 304,305.30
  4. Step 4: Simplify right side
    619,233.30x = 282,653,962,689.74
  5. Step 5: Solve for x
    x = 282,653,962,689.74/619,233.30
  6. Step 6: Final answer
    x = 456,457.95

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Half scale
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Double scale
Find fourth proportional to 619,234.30, 928,851.45 and 304,306.30
Similar ratio
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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.