Home / 972,040.80-1,457,623.80-372,802.80

Finding the Fourth Proportional to 972,040.80, 1,457,623.80 and 372,802.80

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Solution

The fourth proportional to 972,040.80, 1,457,623.80 and 372,802.80 is: 559,036.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,040.80 : 1,457,623.80 = 372,802.80 : x
  2. Step 2: Convert to fraction form
    972,040.80/1,457,623.80 = 372,802.80/x
  3. Step 3: Cross multiply
    972,040.80x = 1,457,623.80 × 372,802.80
  4. Step 4: Simplify right side
    972,040.80x = 543,406,233,986.64
  5. Step 5: Solve for x
    x = 543,406,233,986.64/972,040.80
  6. Step 6: Final answer
    x = 559,036.45

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1.5x scale

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.