Home / 528,838.95-793,573.63-191,905.89

Finding the Fourth Proportional to 528,838.95, 793,573.63 and 191,905.89

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Solution

The fourth proportional to 528,838.95, 793,573.63 and 191,905.89 is: 287,973.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,838.95 : 793,573.63 = 191,905.89 : x
  2. Step 2: Convert to fraction form
    528,838.95/793,573.63 = 191,905.89/x
  3. Step 3: Cross multiply
    528,838.95x = 793,573.63 × 191,905.89
  4. Step 4: Simplify right side
    528,838.95x = 152,291,450,290.02
  5. Step 5: Solve for x
    x = 152,291,450,290.02/528,838.95
  6. Step 6: Final answer
    x = 287,973.21

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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.