Home / 963,816.03-1,330,050.17-528,230.03

Finding the Fourth Proportional to 963,816.03, 1,330,050.17 and 528,230.03

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Solution

The fourth proportional to 963,816.03, 1,330,050.17 and 528,230.03 is: 728,948.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,816.03 : 1,330,050.17 = 528,230.03 : x
  2. Step 2: Convert to fraction form
    963,816.03/1,330,050.17 = 528,230.03/x
  3. Step 3: Cross multiply
    963,816.03x = 1,330,050.17 × 528,230.03
  4. Step 4: Simplify right side
    963,816.03x = 702,572,435,870.93
  5. Step 5: Solve for x
    x = 702,572,435,870.93/963,816.03
  6. Step 6: Final answer
    x = 728,948.69

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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.