Home / 1,047,500.80-1,570,483.20-416,102.40

Finding the Fourth Proportional to 1,047,500.80, 1,570,483.20 and 416,102.40

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Solution

The fourth proportional to 1,047,500.80, 1,570,483.20 and 416,102.40 is: 623,848.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,500.80 : 1,570,483.20 = 416,102.40 : x
  2. Step 2: Convert to fraction form
    1,047,500.80/1,570,483.20 = 416,102.40/x
  3. Step 3: Cross multiply
    1,047,500.80x = 1,570,483.20 × 416,102.40
  4. Step 4: Simplify right side
    1,047,500.80x = 653,481,828,679.68
  5. Step 5: Solve for x
    x = 653,481,828,679.68/1,047,500.80
  6. Step 6: Final answer
    x = 623,848.52

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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.