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Finding the Fourth Proportional to 755,346, 1,133,195.04 and 249,886.56

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Solution

The fourth proportional to 755,346, 1,133,195.04 and 249,886.56 is: 374,888.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,346 : 1,133,195.04 = 249,886.56 : x
  2. Step 2: Convert to fraction form
    755,346/1,133,195.04 = 249,886.56/x
  3. Step 3: Cross multiply
    755,346x = 1,133,195.04 × 249,886.56
  4. Step 4: Simplify right side
    755,346x = 283,170,210,354.66
  5. Step 5: Solve for x
    x = 283,170,210,354.66/755,346
  6. Step 6: Final answer
    x = 374,888.08

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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.