Home / 963,802.26-1,330,047.32-528,236.91

Finding the Fourth Proportional to 963,802.26, 1,330,047.32 and 528,236.91

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Solution

The fourth proportional to 963,802.26, 1,330,047.32 and 528,236.91 is: 728,967.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,802.26 : 1,330,047.32 = 528,236.91 : x
  2. Step 2: Convert to fraction form
    963,802.26/1,330,047.32 = 528,236.91/x
  3. Step 3: Cross multiply
    963,802.26x = 1,330,047.32 × 528,236.91
  4. Step 4: Simplify right side
    963,802.26x = 702,580,083,829.40
  5. Step 5: Solve for x
    x = 702,580,083,829.40/963,802.26
  6. Step 6: Final answer
    x = 728,967.04

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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.