Home / 528,838.08-793,572.31-191,905.02

Finding the Fourth Proportional to 528,838.08, 793,572.31 and 191,905.02

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Solution

The fourth proportional to 528,838.08, 793,572.31 and 191,905.02 is: 287,971.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,838.08 : 793,572.31 = 191,905.02 : x
  2. Step 2: Convert to fraction form
    528,838.08/793,572.31 = 191,905.02/x
  3. Step 3: Cross multiply
    528,838.08x = 793,572.31 × 191,905.02
  4. Step 4: Simplify right side
    528,838.08x = 152,290,510,022.00
  5. Step 5: Solve for x
    x = 152,290,510,022.00/528,838.08
  6. Step 6: Final answer
    x = 287,971.91

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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.