Home / 953,923.80-1,316,127.78-571,811.16

Finding the Fourth Proportional to 953,923.80, 1,316,127.78 and 571,811.16

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Solution

The fourth proportional to 953,923.80, 1,316,127.78 and 571,811.16 is: 788,927.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,923.80 : 1,316,127.78 = 571,811.16 : x
  2. Step 2: Convert to fraction form
    953,923.80/1,316,127.78 = 571,811.16/x
  3. Step 3: Cross multiply
    953,923.80x = 1,316,127.78 × 571,811.16
  4. Step 4: Simplify right side
    953,923.80x = 752,576,552,590.03
  5. Step 5: Solve for x
    x = 752,576,552,590.03/953,923.80
  6. Step 6: Final answer
    x = 788,927.33

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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.