Home / 927,206.70-1,391,011.65-528,038.70

Finding the Fourth Proportional to 927,206.70, 1,391,011.65 and 528,038.70

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Solution

The fourth proportional to 927,206.70, 1,391,011.65 and 528,038.70 is: 792,172.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,206.70 : 1,391,011.65 = 528,038.70 : x
  2. Step 2: Convert to fraction form
    927,206.70/1,391,011.65 = 528,038.70/x
  3. Step 3: Cross multiply
    927,206.70x = 1,391,011.65 × 528,038.70
  4. Step 4: Simplify right side
    927,206.70x = 734,507,983,350.86
  5. Step 5: Solve for x
    x = 734,507,983,350.86/927,206.70
  6. Step 6: Final answer
    x = 792,172.86

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1.5x scale

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.