Home / 708,526.08-1,063,018.62-424,172.16

Finding the Fourth Proportional to 708,526.08, 1,063,018.62 and 424,172.16

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Solution

The fourth proportional to 708,526.08, 1,063,018.62 and 424,172.16 is: 636,395.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,526.08 : 1,063,018.62 = 424,172.16 : x
  2. Step 2: Convert to fraction form
    708,526.08/1,063,018.62 = 424,172.16/x
  3. Step 3: Cross multiply
    708,526.08x = 1,063,018.62 × 424,172.16
  4. Step 4: Simplify right side
    708,526.08x = 450,902,904,165.62
  5. Step 5: Solve for x
    x = 450,902,904,165.62/708,526.08
  6. Step 6: Final answer
    x = 636,395.63

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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.