Home / 857,345.19-1,285,755.13-592,805.67

Finding the Fourth Proportional to 857,345.19, 1,285,755.13 and 592,805.67

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Solution

The fourth proportional to 857,345.19, 1,285,755.13 and 592,805.67 is: 889,026.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,345.19 : 1,285,755.13 = 592,805.67 : x
  2. Step 2: Convert to fraction form
    857,345.19/1,285,755.13 = 592,805.67/x
  3. Step 3: Cross multiply
    857,345.19x = 1,285,755.13 × 592,805.67
  4. Step 4: Simplify right side
    857,345.19x = 762,202,931,295.59
  5. Step 5: Solve for x
    x = 762,202,931,295.59/857,345.19
  6. Step 6: Final answer
    x = 889,026.89

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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.