Home / 566,826.72-782,276.13-423,337.65

Finding the Fourth Proportional to 566,826.72, 782,276.13 and 423,337.65

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Solution

The fourth proportional to 566,826.72, 782,276.13 and 423,337.65 is: 584,247.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,826.72 : 782,276.13 = 423,337.65 : x
  2. Step 2: Convert to fraction form
    566,826.72/782,276.13 = 423,337.65/x
  3. Step 3: Cross multiply
    566,826.72x = 782,276.13 × 423,337.65
  4. Step 4: Simplify right side
    566,826.72x = 331,166,938,525.30
  5. Step 5: Solve for x
    x = 331,166,938,525.30/566,826.72
  6. Step 6: Final answer
    x = 584,247.23

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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.