Home / 536,865.79-805,298.85-157,786.58

Finding the Fourth Proportional to 536,865.79, 805,298.85 and 157,786.58

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Solution

The fourth proportional to 536,865.79, 805,298.85 and 157,786.58 is: 236,679.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,865.79 : 805,298.85 = 157,786.58 : x
  2. Step 2: Convert to fraction form
    536,865.79/805,298.85 = 157,786.58/x
  3. Step 3: Cross multiply
    536,865.79x = 805,298.85 × 157,786.58
  4. Step 4: Simplify right side
    536,865.79x = 127,065,353,210.79
  5. Step 5: Solve for x
    x = 127,065,353,210.79/536,865.79
  6. Step 6: Final answer
    x = 236,679.92

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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.