Home / 924,113.81-1,275,277.06-521,705.81

Finding the Fourth Proportional to 924,113.81, 1,275,277.06 and 521,705.81

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Solution

The fourth proportional to 924,113.81, 1,275,277.06 and 521,705.81 is: 719,954.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,113.81 : 1,275,277.06 = 521,705.81 : x
  2. Step 2: Convert to fraction form
    924,113.81/1,275,277.06 = 521,705.81/x
  3. Step 3: Cross multiply
    924,113.81x = 1,275,277.06 × 521,705.81
  4. Step 4: Simplify right side
    924,113.81x = 665,319,455,402.04
  5. Step 5: Solve for x
    x = 665,319,455,402.04/924,113.81
  6. Step 6: Final answer
    x = 719,954.02

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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.