Home / 809,117.73-1,116,544.64-464,711.40

Finding the Fourth Proportional to 809,117.73, 1,116,544.64 and 464,711.40

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Solution

The fourth proportional to 809,117.73, 1,116,544.64 and 464,711.40 is: 641,280.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,117.73 : 1,116,544.64 = 464,711.40 : x
  2. Step 2: Convert to fraction form
    809,117.73/1,116,544.64 = 464,711.40/x
  3. Step 3: Cross multiply
    809,117.73x = 1,116,544.64 × 464,711.40
  4. Step 4: Simplify right side
    809,117.73x = 518,871,020,493.34
  5. Step 5: Solve for x
    x = 518,871,020,493.34/809,117.73
  6. Step 6: Final answer
    x = 641,280.00

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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.