Home / 887,442.70-1,330,386.45-532,597.90

Finding the Fourth Proportional to 887,442.70, 1,330,386.45 and 532,597.90

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Solution

The fourth proportional to 887,442.70, 1,330,386.45 and 532,597.90 is: 798,430.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,442.70 : 1,330,386.45 = 532,597.90 : x
  2. Step 2: Convert to fraction form
    887,442.70/1,330,386.45 = 532,597.90/x
  3. Step 3: Cross multiply
    887,442.70x = 1,330,386.45 × 532,597.90
  4. Step 4: Simplify right side
    887,442.70x = 708,561,029,458.46
  5. Step 5: Solve for x
    x = 708,561,029,458.46/887,442.70
  6. Step 6: Final answer
    x = 798,430.17

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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.