Home / 731,528.91-1,097,386.82-282,378.22

Finding the Fourth Proportional to 731,528.91, 1,097,386.82 and 282,378.22

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Solution

The fourth proportional to 731,528.91, 1,097,386.82 and 282,378.22 is: 423,603.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,528.91 : 1,097,386.82 = 282,378.22 : x
  2. Step 2: Convert to fraction form
    731,528.91/1,097,386.82 = 282,378.22/x
  3. Step 3: Cross multiply
    731,528.91x = 1,097,386.82 × 282,378.22
  4. Step 4: Simplify right side
    731,528.91x = 309,878,136,883.06
  5. Step 5: Solve for x
    x = 309,878,136,883.06/731,528.91
  6. Step 6: Final answer
    x = 423,603.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.