Home / 556,009.28-767,284.46-314,283.36

Finding the Fourth Proportional to 556,009.28, 767,284.46 and 314,283.36

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Solution

The fourth proportional to 556,009.28, 767,284.46 and 314,283.36 is: 433,706.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,009.28 : 767,284.46 = 314,283.36 : x
  2. Step 2: Convert to fraction form
    556,009.28/767,284.46 = 314,283.36/x
  3. Step 3: Cross multiply
    556,009.28x = 767,284.46 × 314,283.36
  4. Step 4: Simplify right side
    556,009.28x = 241,144,738,164.59
  5. Step 5: Solve for x
    x = 241,144,738,164.59/556,009.28
  6. Step 6: Final answer
    x = 433,706.32

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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.