Home / 960,421.01-1,440,434.63-352,999.98

Finding the Fourth Proportional to 960,421.01, 1,440,434.63 and 352,999.98

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Solution

The fourth proportional to 960,421.01, 1,440,434.63 and 352,999.98 is: 529,427.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,421.01 : 1,440,434.63 = 352,999.98 : x
  2. Step 2: Convert to fraction form
    960,421.01/1,440,434.63 = 352,999.98/x
  3. Step 3: Cross multiply
    960,421.01x = 1,440,434.63 × 352,999.98
  4. Step 4: Simplify right side
    960,421.01x = 508,473,393,816.31
  5. Step 5: Solve for x
    x = 508,473,393,816.31/960,421.01
  6. Step 6: Final answer
    x = 529,427.61

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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.