Home / 651,267.47-975,720.17-637,095.71

Finding the Fourth Proportional to 651,267.47, 975,720.17 and 637,095.71

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Solution

The fourth proportional to 651,267.47, 975,720.17 and 637,095.71 is: 954,488.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,267.47 : 975,720.17 = 637,095.71 : x
  2. Step 2: Convert to fraction form
    651,267.47/975,720.17 = 637,095.71/x
  3. Step 3: Cross multiply
    651,267.47x = 975,720.17 × 637,095.71
  4. Step 4: Simplify right side
    651,267.47x = 621,627,126,403.39
  5. Step 5: Solve for x
    x = 621,627,126,403.39/651,267.47
  6. Step 6: Final answer
    x = 954,488.22

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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.