Home / 905,544.83-1,249,657.81-497,680.27

Finding the Fourth Proportional to 905,544.83, 1,249,657.81 and 497,680.27

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Solution

The fourth proportional to 905,544.83, 1,249,657.81 and 497,680.27 is: 686,802.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,544.83 : 1,249,657.81 = 497,680.27 : x
  2. Step 2: Convert to fraction form
    905,544.83/1,249,657.81 = 497,680.27/x
  3. Step 3: Cross multiply
    905,544.83x = 1,249,657.81 × 497,680.27
  4. Step 4: Simplify right side
    905,544.83x = 621,930,031,920.06
  5. Step 5: Solve for x
    x = 621,930,031,920.06/905,544.83
  6. Step 6: Final answer
    x = 686,802.03

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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.