Home / 460,525.64-690,727.98-144,984.20

Finding the Fourth Proportional to 460,525.64, 690,727.98 and 144,984.20

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Solution

The fourth proportional to 460,525.64, 690,727.98 and 144,984.20 is: 217,457.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,525.64 : 690,727.98 = 144,984.20 : x
  2. Step 2: Convert to fraction form
    460,525.64/690,727.98 = 144,984.20/x
  3. Step 3: Cross multiply
    460,525.64x = 690,727.98 × 144,984.20
  4. Step 4: Simplify right side
    460,525.64x = 100,144,643,597.92
  5. Step 5: Solve for x
    x = 100,144,643,597.92/460,525.64
  6. Step 6: Final answer
    x = 217,457.26

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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.