Home / 462,011.04-693,074.88-162,421.20

Finding the Fourth Proportional to 462,011.04, 693,074.88 and 162,421.20

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Solution

The fourth proportional to 462,011.04, 693,074.88 and 162,421.20 is: 243,652.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,011.04 : 693,074.88 = 162,421.20 : x
  2. Step 2: Convert to fraction form
    462,011.04/693,074.88 = 162,421.20/x
  3. Step 3: Cross multiply
    462,011.04x = 693,074.88 × 162,421.20
  4. Step 4: Simplify right side
    462,011.04x = 112,570,053,699.46
  5. Step 5: Solve for x
    x = 112,570,053,699.46/462,011.04
  6. Step 6: Final answer
    x = 243,652.30

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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.