Home / 651,323.52-899,134.29-436,603.86

Finding the Fourth Proportional to 651,323.52, 899,134.29 and 436,603.86

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Solution

The fourth proportional to 651,323.52, 899,134.29 and 436,603.86 is: 602,719.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,323.52 : 899,134.29 = 436,603.86 : x
  2. Step 2: Convert to fraction form
    651,323.52/899,134.29 = 436,603.86/x
  3. Step 3: Cross multiply
    651,323.52x = 899,134.29 × 436,603.86
  4. Step 4: Simplify right side
    651,323.52x = 392,565,501,672.36
  5. Step 5: Solve for x
    x = 392,565,501,672.36/651,323.52
  6. Step 6: Final answer
    x = 602,719.68

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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.