Home / 963,528.40-1,445,292.60-402,562.90

Finding the Fourth Proportional to 963,528.40, 1,445,292.60 and 402,562.90

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Solution

The fourth proportional to 963,528.40, 1,445,292.60 and 402,562.90 is: 603,844.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,528.40 : 1,445,292.60 = 402,562.90 : x
  2. Step 2: Convert to fraction form
    963,528.40/1,445,292.60 = 402,562.90/x
  3. Step 3: Cross multiply
    963,528.40x = 1,445,292.60 × 402,562.90
  4. Step 4: Simplify right side
    963,528.40x = 581,821,180,404.54
  5. Step 5: Solve for x
    x = 581,821,180,404.54/963,528.40
  6. Step 6: Final answer
    x = 603,844.35

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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.