Home / 657,816.93-987,026.72-357,848.01

Finding the Fourth Proportional to 657,816.93, 987,026.72 and 357,848.01

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Solution

The fourth proportional to 657,816.93, 987,026.72 and 357,848.01 is: 536,935.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,816.93 : 987,026.72 = 357,848.01 : x
  2. Step 2: Convert to fraction form
    657,816.93/987,026.72 = 357,848.01/x
  3. Step 3: Cross multiply
    657,816.93x = 987,026.72 × 357,848.01
  4. Step 4: Simplify right side
    657,816.93x = 353,205,545,779.59
  5. Step 5: Solve for x
    x = 353,205,545,779.59/657,816.93
  6. Step 6: Final answer
    x = 536,935.93

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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.