Home / 711,605.20-1,064,815.80-524,981.20

Finding the Fourth Proportional to 711,605.20, 1,064,815.80 and 524,981.20

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Solution

The fourth proportional to 711,605.20, 1,064,815.80 and 524,981.20 is: 785,559.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,605.20 : 1,064,815.80 = 524,981.20 : x
  2. Step 2: Convert to fraction form
    711,605.20/1,064,815.80 = 524,981.20/x
  3. Step 3: Cross multiply
    711,605.20x = 1,064,815.80 × 524,981.20
  4. Step 4: Simplify right side
    711,605.20x = 559,008,276,462.96
  5. Step 5: Solve for x
    x = 559,008,276,462.96/711,605.20
  6. Step 6: Final answer
    x = 785,559.57

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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.