Home / 922,545.11-1,273,365.50-535,485.22

Finding the Fourth Proportional to 922,545.11, 1,273,365.50 and 535,485.22

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Solution

The fourth proportional to 922,545.11, 1,273,365.50 and 535,485.22 is: 739,116.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,545.11 : 1,273,365.50 = 535,485.22 : x
  2. Step 2: Convert to fraction form
    922,545.11/1,273,365.50 = 535,485.22/x
  3. Step 3: Cross multiply
    922,545.11x = 1,273,365.50 × 535,485.22
  4. Step 4: Simplify right side
    922,545.11x = 681,868,404,952.72
  5. Step 5: Solve for x
    x = 681,868,404,952.72/922,545.11
  6. Step 6: Final answer
    x = 739,116.60

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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.