Home / 830,293.34-1,240,890.88-606,125.84

Finding the Fourth Proportional to 830,293.34, 1,240,890.88 and 606,125.84

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Solution

The fourth proportional to 830,293.34, 1,240,890.88 and 606,125.84 is: 905,867.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,293.34 : 1,240,890.88 = 606,125.84 : x
  2. Step 2: Convert to fraction form
    830,293.34/1,240,890.88 = 606,125.84/x
  3. Step 3: Cross multiply
    830,293.34x = 1,240,890.88 × 606,125.84
  4. Step 4: Simplify right side
    830,293.34x = 752,136,026,988.34
  5. Step 5: Solve for x
    x = 752,136,026,988.34/830,293.34
  6. Step 6: Final answer
    x = 905,867.83

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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.