Home / 833,266.40-1,246,740.60-553,330.40

Finding the Fourth Proportional to 833,266.40, 1,246,740.60 and 553,330.40

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Solution

The fourth proportional to 833,266.40, 1,246,740.60 and 553,330.40 is: 827,897.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,266.40 : 1,246,740.60 = 553,330.40 : x
  2. Step 2: Convert to fraction form
    833,266.40/1,246,740.60 = 553,330.40/x
  3. Step 3: Cross multiply
    833,266.40x = 1,246,740.60 × 553,330.40
  4. Step 4: Simplify right side
    833,266.40x = 689,859,474,894.24
  5. Step 5: Solve for x
    x = 689,859,474,894.24/833,266.40
  6. Step 6: Final answer
    x = 827,897.87

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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.