Home / 777,897.79-1,166,835.10-474,381.14

Finding the Fourth Proportional to 777,897.79, 1,166,835.10 and 474,381.14

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Solution

The fourth proportional to 777,897.79, 1,166,835.10 and 474,381.14 is: 711,564.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,897.79 : 1,166,835.10 = 474,381.14 : x
  2. Step 2: Convert to fraction form
    777,897.79/1,166,835.10 = 474,381.14/x
  3. Step 3: Cross multiply
    777,897.79x = 1,166,835.10 × 474,381.14
  4. Step 4: Simplify right side
    777,897.79x = 553,524,557,909.89
  5. Step 5: Solve for x
    x = 553,524,557,909.89/777,897.79
  6. Step 6: Final answer
    x = 711,564.64

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Double scale
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1.5x scale

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.