Home / 829,456.40-1,242,191.70-473,390.93

Finding the Fourth Proportional to 829,456.40, 1,242,191.70 and 473,390.93

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Solution

The fourth proportional to 829,456.40, 1,242,191.70 and 473,390.93 is: 708,949.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,456.40 : 1,242,191.70 = 473,390.93 : x
  2. Step 2: Convert to fraction form
    829,456.40/1,242,191.70 = 473,390.93/x
  3. Step 3: Cross multiply
    829,456.40x = 1,242,191.70 × 473,390.93
  4. Step 4: Simplify right side
    829,456.40x = 588,042,287,206.76
  5. Step 5: Solve for x
    x = 588,042,287,206.76/829,456.40
  6. Step 6: Final answer
    x = 708,949.00

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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.