Home / 453,985.12-626,559.54-293,307.58

Finding the Fourth Proportional to 453,985.12, 626,559.54 and 293,307.58

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Solution

The fourth proportional to 453,985.12, 626,559.54 and 293,307.58 is: 404,803.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,985.12 : 626,559.54 = 293,307.58 : x
  2. Step 2: Convert to fraction form
    453,985.12/626,559.54 = 293,307.58/x
  3. Step 3: Cross multiply
    453,985.12x = 626,559.54 × 293,307.58
  4. Step 4: Simplify right side
    453,985.12x = 183,774,662,403.31
  5. Step 5: Solve for x
    x = 183,774,662,403.31/453,985.12
  6. Step 6: Final answer
    x = 404,803.27

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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.