Home / 1,208,802.03-1,668,269.03-692,624.40

Finding the Fourth Proportional to 1,208,802.03, 1,668,269.03 and 692,624.40

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Solution

The fourth proportional to 1,208,802.03, 1,668,269.03 and 692,624.40 is: 955,891.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,802.03 : 1,668,269.03 = 692,624.40 : x
  2. Step 2: Convert to fraction form
    1,208,802.03/1,668,269.03 = 692,624.40/x
  3. Step 3: Cross multiply
    1,208,802.03x = 1,668,269.03 × 692,624.40
  4. Step 4: Simplify right side
    1,208,802.03x = 1,155,483,832,479.21
  5. Step 5: Solve for x
    x = 1,155,483,832,479.21/1,208,802.03
  6. Step 6: Final answer
    x = 955,891.70

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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.