Home / 514,637.03-771,985.78-199,095.59

Finding the Fourth Proportional to 514,637.03, 771,985.78 and 199,095.59

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Solution

The fourth proportional to 514,637.03, 771,985.78 and 199,095.59 is: 298,655.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,637.03 : 771,985.78 = 199,095.59 : x
  2. Step 2: Convert to fraction form
    514,637.03/771,985.78 = 199,095.59/x
  3. Step 3: Cross multiply
    514,637.03x = 771,985.78 × 199,095.59
  4. Step 4: Simplify right side
    514,637.03x = 153,698,964,340.71
  5. Step 5: Solve for x
    x = 153,698,964,340.71/514,637.03
  6. Step 6: Final answer
    x = 298,655.08

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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.