Home / 2,349,012.30-3,523,518.45-666,115.80

Finding the Fourth Proportional to 2,349,012.30, 3,523,518.45 and 666,115.80

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Solution

The fourth proportional to 2,349,012.30, 3,523,518.45 and 666,115.80 is: 999,173.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,349,012.30 : 3,523,518.45 = 666,115.80 : x
  2. Step 2: Convert to fraction form
    2,349,012.30/3,523,518.45 = 666,115.80/x
  3. Step 3: Cross multiply
    2,349,012.30x = 3,523,518.45 × 666,115.80
  4. Step 4: Simplify right side
    2,349,012.30x = 2,347,071,311,136.51
  5. Step 5: Solve for x
    x = 2,347,071,311,136.51/2,349,012.30
  6. Step 6: Final answer
    x = 999,173.70

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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.