Home / 942,022.70-1,413,362.10-409,925.60

Finding the Fourth Proportional to 942,022.70, 1,413,362.10 and 409,925.60

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Solution

The fourth proportional to 942,022.70, 1,413,362.10 and 409,925.60 is: 615,031.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,022.70 : 1,413,362.10 = 409,925.60 : x
  2. Step 2: Convert to fraction form
    942,022.70/1,413,362.10 = 409,925.60/x
  3. Step 3: Cross multiply
    942,022.70x = 1,413,362.10 × 409,925.60
  4. Step 4: Simplify right side
    942,022.70x = 579,373,306,859.76
  5. Step 5: Solve for x
    x = 579,373,306,859.76/942,022.70
  6. Step 6: Final answer
    x = 615,031.15

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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.