Home / 965,395.17-1,332,254.52-535,715.28

Finding the Fourth Proportional to 965,395.17, 1,332,254.52 and 535,715.28

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Solution

The fourth proportional to 965,395.17, 1,332,254.52 and 535,715.28 is: 739,292.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,395.17 : 1,332,254.52 = 535,715.28 : x
  2. Step 2: Convert to fraction form
    965,395.17/1,332,254.52 = 535,715.28/x
  3. Step 3: Cross multiply
    965,395.17x = 1,332,254.52 × 535,715.28
  4. Step 4: Simplify right side
    965,395.17x = 713,709,103,213.07
  5. Step 5: Solve for x
    x = 713,709,103,213.07/965,395.17
  6. Step 6: Final answer
    x = 739,292.18

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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.