Home / 816,875.70-1,225,313.55-606,923.70

Finding the Fourth Proportional to 816,875.70, 1,225,313.55 and 606,923.70

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Solution

The fourth proportional to 816,875.70, 1,225,313.55 and 606,923.70 is: 910,385.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,875.70 : 1,225,313.55 = 606,923.70 : x
  2. Step 2: Convert to fraction form
    816,875.70/1,225,313.55 = 606,923.70/x
  3. Step 3: Cross multiply
    816,875.70x = 1,225,313.55 × 606,923.70
  4. Step 4: Simplify right side
    816,875.70x = 743,671,833,426.14
  5. Step 5: Solve for x
    x = 743,671,833,426.14/816,875.70
  6. Step 6: Final answer
    x = 910,385.55

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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.