Home / 1,303,631.60-1,955,447.40-357,000.80

Finding the Fourth Proportional to 1,303,631.60, 1,955,447.40 and 357,000.80

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Solution

The fourth proportional to 1,303,631.60, 1,955,447.40 and 357,000.80 is: 535,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,631.60 : 1,955,447.40 = 357,000.80 : x
  2. Step 2: Convert to fraction form
    1,303,631.60/1,955,447.40 = 357,000.80/x
  3. Step 3: Cross multiply
    1,303,631.60x = 1,955,447.40 × 357,000.80
  4. Step 4: Simplify right side
    1,303,631.60x = 698,096,286,157.92
  5. Step 5: Solve for x
    x = 698,096,286,157.92/1,303,631.60
  6. Step 6: Final answer
    x = 535,501.20

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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.