Home / 808,867.80-1,116,595.53-522,527.40

Finding the Fourth Proportional to 808,867.80, 1,116,595.53 and 522,527.40

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Solution

The fourth proportional to 808,867.80, 1,116,595.53 and 522,527.40 is: 721,319.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,867.80 : 1,116,595.53 = 522,527.40 : x
  2. Step 2: Convert to fraction form
    808,867.80/1,116,595.53 = 522,527.40/x
  3. Step 3: Cross multiply
    808,867.80x = 1,116,595.53 × 522,527.40
  4. Step 4: Simplify right side
    808,867.80x = 583,451,759,142.52
  5. Step 5: Solve for x
    x = 583,451,759,142.52/808,867.80
  6. Step 6: Final answer
    x = 721,319.06

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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.