Home / 698,997.47-964,941.27-526,985.06

Finding the Fourth Proportional to 698,997.47, 964,941.27 and 526,985.06

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Solution

The fourth proportional to 698,997.47, 964,941.27 and 526,985.06 is: 727,484.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,997.47 : 964,941.27 = 526,985.06 : x
  2. Step 2: Convert to fraction form
    698,997.47/964,941.27 = 526,985.06/x
  3. Step 3: Cross multiply
    698,997.47x = 964,941.27 × 526,985.06
  4. Step 4: Simplify right side
    698,997.47x = 508,509,633,067.43
  5. Step 5: Solve for x
    x = 508,509,633,067.43/698,997.47
  6. Step 6: Final answer
    x = 727,484.23

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Double scale
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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.