Home / 755,668.53-1,041,048.81-525,830.58

Finding the Fourth Proportional to 755,668.53, 1,041,048.81 and 525,830.58

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Solution

The fourth proportional to 755,668.53, 1,041,048.81 and 525,830.58 is: 724,411.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,668.53 : 1,041,048.81 = 525,830.58 : x
  2. Step 2: Convert to fraction form
    755,668.53/1,041,048.81 = 525,830.58/x
  3. Step 3: Cross multiply
    755,668.53x = 1,041,048.81 × 525,830.58
  4. Step 4: Simplify right side
    755,668.53x = 547,415,299,570.61
  5. Step 5: Solve for x
    x = 547,415,299,570.61/755,668.53
  6. Step 6: Final answer
    x = 724,411.93

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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.