Home / 963,995.93-1,330,010.38-556,043.08

Finding the Fourth Proportional to 963,995.93, 1,330,010.38 and 556,043.08

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Solution

The fourth proportional to 963,995.93, 1,330,010.38 and 556,043.08 is: 767,164.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,995.93 : 1,330,010.38 = 556,043.08 : x
  2. Step 2: Convert to fraction form
    963,995.93/1,330,010.38 = 556,043.08/x
  3. Step 3: Cross multiply
    963,995.93x = 1,330,010.38 × 556,043.08
  4. Step 4: Simplify right side
    963,995.93x = 739,543,068,127.17
  5. Step 5: Solve for x
    x = 739,543,068,127.17/963,995.93
  6. Step 6: Final answer
    x = 767,164.10

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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.