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Finding the Fourth Proportional to 525,089.40, 786,726.90 and 244,030.20

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Solution

The fourth proportional to 525,089.40, 786,726.90 and 244,030.20 is: 365,623.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,089.40 : 786,726.90 = 244,030.20 : x
  2. Step 2: Convert to fraction form
    525,089.40/786,726.90 = 244,030.20/x
  3. Step 3: Cross multiply
    525,089.40x = 786,726.90 × 244,030.20
  4. Step 4: Simplify right side
    525,089.40x = 191,985,122,752.38
  5. Step 5: Solve for x
    x = 191,985,122,752.38/525,089.40
  6. Step 6: Final answer
    x = 365,623.69

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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.