Home / 966,533.96-1,333,922.70-553,109

Finding the Fourth Proportional to 966,533.96, 1,333,922.70 and 553,109

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Solution

The fourth proportional to 966,533.96, 1,333,922.70 and 553,109 is: 763,350.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,533.96 : 1,333,922.70 = 553,109 : x
  2. Step 2: Convert to fraction form
    966,533.96/1,333,922.70 = 553,109/x
  3. Step 3: Cross multiply
    966,533.96x = 1,333,922.70 × 553,109
  4. Step 4: Simplify right side
    966,533.96x = 737,804,650,674.30
  5. Step 5: Solve for x
    x = 737,804,650,674.30/966,533.96
  6. Step 6: Final answer
    x = 763,350.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.