Home / 377,533.20-564,987.60-346,040.40

Finding the Fourth Proportional to 377,533.20, 564,987.60 and 346,040.40

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Solution

The fourth proportional to 377,533.20, 564,987.60 and 346,040.40 is: 517,857.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,533.20 : 564,987.60 = 346,040.40 : x
  2. Step 2: Convert to fraction form
    377,533.20/564,987.60 = 346,040.40/x
  3. Step 3: Cross multiply
    377,533.20x = 564,987.60 × 346,040.40
  4. Step 4: Simplify right side
    377,533.20x = 195,508,535,099.04
  5. Step 5: Solve for x
    x = 195,508,535,099.04/377,533.20
  6. Step 6: Final answer
    x = 517,857.86

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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.