Home / 979,269.20-1,468,903.80-529,816.40

Finding the Fourth Proportional to 979,269.20, 1,468,903.80 and 529,816.40

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Solution

The fourth proportional to 979,269.20, 1,468,903.80 and 529,816.40 is: 794,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,269.20 : 1,468,903.80 = 529,816.40 : x
  2. Step 2: Convert to fraction form
    979,269.20/1,468,903.80 = 529,816.40/x
  3. Step 3: Cross multiply
    979,269.20x = 1,468,903.80 × 529,816.40
  4. Step 4: Simplify right side
    979,269.20x = 778,249,323,262.32
  5. Step 5: Solve for x
    x = 778,249,323,262.32/979,269.20
  6. Step 6: Final answer
    x = 794,724.60

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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.