Home / 953,283.86-1,315,480.47-545,341.94

Finding the Fourth Proportional to 953,283.86, 1,315,480.47 and 545,341.94

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Solution

The fourth proportional to 953,283.86, 1,315,480.47 and 545,341.94 is: 752,542.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,283.86 : 1,315,480.47 = 545,341.94 : x
  2. Step 2: Convert to fraction form
    953,283.86/1,315,480.47 = 545,341.94/x
  3. Step 3: Cross multiply
    953,283.86x = 1,315,480.47 × 545,341.94
  4. Step 4: Simplify right side
    953,283.86x = 717,386,671,541.91
  5. Step 5: Solve for x
    x = 717,386,671,541.91/953,283.86
  6. Step 6: Final answer
    x = 752,542.55

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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.