Home / 830,840.03-1,146,562.38-525,052.31

Finding the Fourth Proportional to 830,840.03, 1,146,562.38 and 525,052.31

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Solution

The fourth proportional to 830,840.03, 1,146,562.38 and 525,052.31 is: 724,574.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,840.03 : 1,146,562.38 = 525,052.31 : x
  2. Step 2: Convert to fraction form
    830,840.03/1,146,562.38 = 525,052.31/x
  3. Step 3: Cross multiply
    830,840.03x = 1,146,562.38 × 525,052.31
  4. Step 4: Simplify right side
    830,840.03x = 602,005,228,371.41
  5. Step 5: Solve for x
    x = 602,005,228,371.41/830,840.03
  6. Step 6: Final answer
    x = 724,574.17

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Double scale
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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.