Home / 616,599.09-851,044.02-374,830.50

Finding the Fourth Proportional to 616,599.09, 851,044.02 and 374,830.50

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Solution

The fourth proportional to 616,599.09, 851,044.02 and 374,830.50 is: 517,349.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,599.09 : 851,044.02 = 374,830.50 : x
  2. Step 2: Convert to fraction form
    616,599.09/851,044.02 = 374,830.50/x
  3. Step 3: Cross multiply
    616,599.09x = 851,044.02 × 374,830.50
  4. Step 4: Simplify right side
    616,599.09x = 318,997,255,538.61
  5. Step 5: Solve for x
    x = 318,997,255,538.61/616,599.09
  6. Step 6: Final answer
    x = 517,349.54

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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.