Home / 452,526.24-678,790.98-153,009.30

Finding the Fourth Proportional to 452,526.24, 678,790.98 and 153,009.30

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Solution

The fourth proportional to 452,526.24, 678,790.98 and 153,009.30 is: 229,514.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,526.24 : 678,790.98 = 153,009.30 : x
  2. Step 2: Convert to fraction form
    452,526.24/678,790.98 = 153,009.30/x
  3. Step 3: Cross multiply
    452,526.24x = 678,790.98 × 153,009.30
  4. Step 4: Simplify right side
    452,526.24x = 103,861,332,696.11
  5. Step 5: Solve for x
    x = 103,861,332,696.11/452,526.24
  6. Step 6: Final answer
    x = 229,514.50

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Similar ratio
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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.