Home / 954,898.72-1,430,424.89-441,840.83

Finding the Fourth Proportional to 954,898.72, 1,430,424.89 and 441,840.83

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Solution

The fourth proportional to 954,898.72, 1,430,424.89 and 441,840.83 is: 661,871.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,898.72 : 1,430,424.89 = 441,840.83 : x
  2. Step 2: Convert to fraction form
    954,898.72/1,430,424.89 = 441,840.83/x
  3. Step 3: Cross multiply
    954,898.72x = 1,430,424.89 × 441,840.83
  4. Step 4: Simplify right side
    954,898.72x = 632,020,114,188.51
  5. Step 5: Solve for x
    x = 632,020,114,188.51/954,898.72
  6. Step 6: Final answer
    x = 661,871.36

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1.5x scale

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.