Home / 859,693.16-1,186,030.14-519,570.92

Finding the Fourth Proportional to 859,693.16, 1,186,030.14 and 519,570.92

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Solution

The fourth proportional to 859,693.16, 1,186,030.14 and 519,570.92 is: 716,798.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,693.16 : 1,186,030.14 = 519,570.92 : x
  2. Step 2: Convert to fraction form
    859,693.16/1,186,030.14 = 519,570.92/x
  3. Step 3: Cross multiply
    859,693.16x = 1,186,030.14 × 519,570.92
  4. Step 4: Simplify right side
    859,693.16x = 616,226,770,987.53
  5. Step 5: Solve for x
    x = 616,226,770,987.53/859,693.16
  6. Step 6: Final answer
    x = 716,798.50

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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.