Home / 571,259.16-788,338.26-316,610.55

Finding the Fourth Proportional to 571,259.16, 788,338.26 and 316,610.55

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Solution

The fourth proportional to 571,259.16, 788,338.26 and 316,610.55 is: 436,922.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,259.16 : 788,338.26 = 316,610.55 : x
  2. Step 2: Convert to fraction form
    571,259.16/788,338.26 = 316,610.55/x
  3. Step 3: Cross multiply
    571,259.16x = 788,338.26 × 316,610.55
  4. Step 4: Simplify right side
    571,259.16x = 249,596,210,084.64
  5. Step 5: Solve for x
    x = 249,596,210,084.64/571,259.16
  6. Step 6: Final answer
    x = 436,922.90

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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.