Home / 877,207.62-1,210,575.81-537,610.26

Finding the Fourth Proportional to 877,207.62, 1,210,575.81 and 537,610.26

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Solution

The fourth proportional to 877,207.62, 1,210,575.81 and 537,610.26 is: 741,920.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,207.62 : 1,210,575.81 = 537,610.26 : x
  2. Step 2: Convert to fraction form
    877,207.62/1,210,575.81 = 537,610.26/x
  3. Step 3: Cross multiply
    877,207.62x = 1,210,575.81 × 537,610.26
  4. Step 4: Simplify right side
    877,207.62x = 650,817,975,963.81
  5. Step 5: Solve for x
    x = 650,817,975,963.81/877,207.62
  6. Step 6: Final answer
    x = 741,920.11

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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.