Home / 705,005.04-973,412.64-433,437.36

Finding the Fourth Proportional to 705,005.04, 973,412.64 and 433,437.36

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Solution

The fourth proportional to 705,005.04, 973,412.64 and 433,437.36 is: 598,454.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,005.04 : 973,412.64 = 433,437.36 : x
  2. Step 2: Convert to fraction form
    705,005.04/973,412.64 = 433,437.36/x
  3. Step 3: Cross multiply
    705,005.04x = 973,412.64 × 433,437.36
  4. Step 4: Simplify right side
    705,005.04x = 421,913,404,872.23
  5. Step 5: Solve for x
    x = 421,913,404,872.23/705,005.04
  6. Step 6: Final answer
    x = 598,454.45

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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.