Home / 593,918.72-887,615.75-434,329.68

Finding the Fourth Proportional to 593,918.72, 887,615.75 and 434,329.68

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Solution

The fourth proportional to 593,918.72, 887,615.75 and 434,329.68 is: 649,108.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,918.72 : 887,615.75 = 434,329.68 : x
  2. Step 2: Convert to fraction form
    593,918.72/887,615.75 = 434,329.68/x
  3. Step 3: Cross multiply
    593,918.72x = 887,615.75 × 434,329.68
  4. Step 4: Simplify right side
    593,918.72x = 385,517,864,660.46
  5. Step 5: Solve for x
    x = 385,517,864,660.46/593,918.72
  6. Step 6: Final answer
    x = 649,108.79

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.