Home / 529,488.23-730,800.03-314,586.92

Finding the Fourth Proportional to 529,488.23, 730,800.03 and 314,586.92

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Solution

The fourth proportional to 529,488.23, 730,800.03 and 314,586.92 is: 434,193.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,488.23 : 730,800.03 = 314,586.92 : x
  2. Step 2: Convert to fraction form
    529,488.23/730,800.03 = 314,586.92/x
  3. Step 3: Cross multiply
    529,488.23x = 730,800.03 × 314,586.92
  4. Step 4: Simplify right side
    529,488.23x = 229,900,130,573.61
  5. Step 5: Solve for x
    x = 229,900,130,573.61/529,488.23
  6. Step 6: Final answer
    x = 434,193.09

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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.