Home / 897,957.30-1,346,935.95-646,999.05

Finding the Fourth Proportional to 897,957.30, 1,346,935.95 and 646,999.05

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Solution

The fourth proportional to 897,957.30, 1,346,935.95 and 646,999.05 is: 970,498.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,957.30 : 1,346,935.95 = 646,999.05 : x
  2. Step 2: Convert to fraction form
    897,957.30/1,346,935.95 = 646,999.05/x
  3. Step 3: Cross multiply
    897,957.30x = 1,346,935.95 × 646,999.05
  4. Step 4: Simplify right side
    897,957.30x = 871,466,280,060.85
  5. Step 5: Solve for x
    x = 871,466,280,060.85/897,957.30
  6. Step 6: Final answer
    x = 970,498.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.