Home / 829,457.40-1,242,193.20-473,391.93

Finding the Fourth Proportional to 829,457.40, 1,242,193.20 and 473,391.93

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Solution

The fourth proportional to 829,457.40, 1,242,193.20 and 473,391.93 is: 708,950.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,457.40 : 1,242,193.20 = 473,391.93 : x
  2. Step 2: Convert to fraction form
    829,457.40/1,242,193.20 = 473,391.93/x
  3. Step 3: Cross multiply
    829,457.40x = 1,242,193.20 × 473,391.93
  4. Step 4: Simplify right side
    829,457.40x = 588,044,236,380.88
  5. Step 5: Solve for x
    x = 588,044,236,380.88/829,457.40
  6. Step 6: Final answer
    x = 708,950.50

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Double scale
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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.