Home / 596,109.89-822,214.68-392,095.60

Finding the Fourth Proportional to 596,109.89, 822,214.68 and 392,095.60

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Solution

The fourth proportional to 596,109.89, 822,214.68 and 392,095.60 is: 540,817.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,109.89 : 822,214.68 = 392,095.60 : x
  2. Step 2: Convert to fraction form
    596,109.89/822,214.68 = 392,095.60/x
  3. Step 3: Cross multiply
    596,109.89x = 822,214.68 × 392,095.60
  4. Step 4: Simplify right side
    596,109.89x = 322,386,754,757.51
  5. Step 5: Solve for x
    x = 322,386,754,757.51/596,109.89
  6. Step 6: Final answer
    x = 540,817.66

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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.