Home / 616,027.44-849,799.44-389,804.16

Finding the Fourth Proportional to 616,027.44, 849,799.44 and 389,804.16

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Solution

The fourth proportional to 616,027.44, 849,799.44 and 389,804.16 is: 537,728.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,027.44 : 849,799.44 = 389,804.16 : x
  2. Step 2: Convert to fraction form
    616,027.44/849,799.44 = 389,804.16/x
  3. Step 3: Cross multiply
    616,027.44x = 849,799.44 × 389,804.16
  4. Step 4: Simplify right side
    616,027.44x = 331,255,356,877.67
  5. Step 5: Solve for x
    x = 331,255,356,877.67/616,027.44
  6. Step 6: Final answer
    x = 537,728.25

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1.5x scale

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.