Home / 658,829.22-909,146.57-364,461.35

Finding the Fourth Proportional to 658,829.22, 909,146.57 and 364,461.35

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Solution

The fourth proportional to 658,829.22, 909,146.57 and 364,461.35 is: 502,935.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,829.22 : 909,146.57 = 364,461.35 : x
  2. Step 2: Convert to fraction form
    658,829.22/909,146.57 = 364,461.35/x
  3. Step 3: Cross multiply
    658,829.22x = 909,146.57 × 364,461.35
  4. Step 4: Simplify right side
    658,829.22x = 331,348,779,882.03
  5. Step 5: Solve for x
    x = 331,348,779,882.03/658,829.22
  6. Step 6: Final answer
    x = 502,935.77

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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.