Home / 971,834.51-1,341,047.71-627,685.67

Finding the Fourth Proportional to 971,834.51, 1,341,047.71 and 627,685.67

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Solution

The fourth proportional to 971,834.51, 1,341,047.71 and 627,685.67 is: 866,152.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,834.51 : 1,341,047.71 = 627,685.67 : x
  2. Step 2: Convert to fraction form
    971,834.51/1,341,047.71 = 627,685.67/x
  3. Step 3: Cross multiply
    971,834.51x = 1,341,047.71 × 627,685.67
  4. Step 4: Simplify right side
    971,834.51x = 841,756,430,353.32
  5. Step 5: Solve for x
    x = 841,756,430,353.32/971,834.51
  6. Step 6: Final answer
    x = 866,152.03

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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.