Home / 708,512.04-977,766.48-432,914.76

Finding the Fourth Proportional to 708,512.04, 977,766.48 and 432,914.76

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Solution

The fourth proportional to 708,512.04, 977,766.48 and 432,914.76 is: 597,434.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,512.04 : 977,766.48 = 432,914.76 : x
  2. Step 2: Convert to fraction form
    708,512.04/977,766.48 = 432,914.76/x
  3. Step 3: Cross multiply
    708,512.04x = 977,766.48 × 432,914.76
  4. Step 4: Simplify right side
    708,512.04x = 423,289,541,025.25
  5. Step 5: Solve for x
    x = 423,289,541,025.25/708,512.04
  6. Step 6: Final answer
    x = 597,434.51

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Double scale
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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.