Home / 651,925.98-899,656.23-397,277.82

Finding the Fourth Proportional to 651,925.98, 899,656.23 and 397,277.82

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Solution

The fourth proportional to 651,925.98, 899,656.23 and 397,277.82 is: 548,242.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,925.98 : 899,656.23 = 397,277.82 : x
  2. Step 2: Convert to fraction form
    651,925.98/899,656.23 = 397,277.82/x
  3. Step 3: Cross multiply
    651,925.98x = 899,656.23 × 397,277.82
  4. Step 4: Simplify right side
    651,925.98x = 357,413,465,803.82
  5. Step 5: Solve for x
    x = 357,413,465,803.82/651,925.98
  6. Step 6: Final answer
    x = 548,242.40

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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.