Home / 938,258.15-1,294,916.15-524,817.90

Finding the Fourth Proportional to 938,258.15, 1,294,916.15 and 524,817.90

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Solution

The fourth proportional to 938,258.15, 1,294,916.15 and 524,817.90 is: 724,315.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,258.15 : 1,294,916.15 = 524,817.90 : x
  2. Step 2: Convert to fraction form
    938,258.15/1,294,916.15 = 524,817.90/x
  3. Step 3: Cross multiply
    938,258.15x = 1,294,916.15 × 524,817.90
  4. Step 4: Simplify right side
    938,258.15x = 679,595,171,895.00
  5. Step 5: Solve for x
    x = 679,595,171,895.00/938,258.15
  6. Step 6: Final answer
    x = 724,315.77

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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.