Home / 914,681.93-1,371,290.25-434,668.85

Finding the Fourth Proportional to 914,681.93, 1,371,290.25 and 434,668.85

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Solution

The fourth proportional to 914,681.93, 1,371,290.25 and 434,668.85 is: 651,655.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,681.93 : 1,371,290.25 = 434,668.85 : x
  2. Step 2: Convert to fraction form
    914,681.93/1,371,290.25 = 434,668.85/x
  3. Step 3: Cross multiply
    914,681.93x = 1,371,290.25 × 434,668.85
  4. Step 4: Simplify right side
    914,681.93x = 596,057,149,127.26
  5. Step 5: Solve for x
    x = 596,057,149,127.26/914,681.93
  6. Step 6: Final answer
    x = 651,655.10

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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.