Home / 839,966.76-1,159,178.04-458,014.50

Finding the Fourth Proportional to 839,966.76, 1,159,178.04 and 458,014.50

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Solution

The fourth proportional to 839,966.76, 1,159,178.04 and 458,014.50 is: 632,073.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,966.76 : 1,159,178.04 = 458,014.50 : x
  2. Step 2: Convert to fraction form
    839,966.76/1,159,178.04 = 458,014.50/x
  3. Step 3: Cross multiply
    839,966.76x = 1,159,178.04 × 458,014.50
  4. Step 4: Simplify right side
    839,966.76x = 530,920,350,401.58
  5. Step 5: Solve for x
    x = 530,920,350,401.58/839,966.76
  6. Step 6: Final answer
    x = 632,073.05

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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.