Home / 953,929.80-1,316,136.05-571,817.16

Finding the Fourth Proportional to 953,929.80, 1,316,136.05 and 571,817.16

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Solution

The fourth proportional to 953,929.80, 1,316,136.05 and 571,817.16 is: 788,935.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,929.80 : 1,316,136.05 = 571,817.16 : x
  2. Step 2: Convert to fraction form
    953,929.80/1,316,136.05 = 571,817.16/x
  3. Step 3: Cross multiply
    953,929.80x = 1,316,136.05 × 571,817.16
  4. Step 4: Simplify right side
    953,929.80x = 752,589,178,284.62
  5. Step 5: Solve for x
    x = 752,589,178,284.62/953,929.80
  6. Step 6: Final answer
    x = 788,935.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.