Home / 953,949.60-1,316,386.80-524,220.48

Finding the Fourth Proportional to 953,949.60, 1,316,386.80 and 524,220.48

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Solution

The fourth proportional to 953,949.60, 1,316,386.80 and 524,220.48 is: 723,389.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,949.60 : 1,316,386.80 = 524,220.48 : x
  2. Step 2: Convert to fraction form
    953,949.60/1,316,386.80 = 524,220.48/x
  3. Step 3: Cross multiply
    953,949.60x = 1,316,386.80 × 524,220.48
  4. Step 4: Simplify right side
    953,949.60x = 690,076,920,161.66
  5. Step 5: Solve for x
    x = 690,076,920,161.66/953,949.60
  6. Step 6: Final answer
    x = 723,389.29

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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.