Home / 917,202.58-1,265,775.93-530,005.14

Finding the Fourth Proportional to 917,202.58, 1,265,775.93 and 530,005.14

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Solution

The fourth proportional to 917,202.58, 1,265,775.93 and 530,005.14 is: 731,428.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,202.58 : 1,265,775.93 = 530,005.14 : x
  2. Step 2: Convert to fraction form
    917,202.58/1,265,775.93 = 530,005.14/x
  3. Step 3: Cross multiply
    917,202.58x = 1,265,775.93 × 530,005.14
  4. Step 4: Simplify right side
    917,202.58x = 670,867,748,988.28
  5. Step 5: Solve for x
    x = 670,867,748,988.28/917,202.58
  6. Step 6: Final answer
    x = 731,428.11

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1.5x scale

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.