Home / 478,962.16-660,953.61-264,102.16

Finding the Fourth Proportional to 478,962.16, 660,953.61 and 264,102.16

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Solution

The fourth proportional to 478,962.16, 660,953.61 and 264,102.16 is: 364,453.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,962.16 : 660,953.61 = 264,102.16 : x
  2. Step 2: Convert to fraction form
    478,962.16/660,953.61 = 264,102.16/x
  3. Step 3: Cross multiply
    478,962.16x = 660,953.61 × 264,102.16
  4. Step 4: Simplify right side
    478,962.16x = 174,559,276,060.80
  5. Step 5: Solve for x
    x = 174,559,276,060.80/478,962.16
  6. Step 6: Final answer
    x = 364,453.17

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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.