Home / 953,070.72-1,315,342.56-545,210.16

Finding the Fourth Proportional to 953,070.72, 1,315,342.56 and 545,210.16

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Solution

The fourth proportional to 953,070.72, 1,315,342.56 and 545,210.16 is: 752,450.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,070.72 : 1,315,342.56 = 545,210.16 : x
  2. Step 2: Convert to fraction form
    953,070.72/1,315,342.56 = 545,210.16/x
  3. Step 3: Cross multiply
    953,070.72x = 1,315,342.56 × 545,210.16
  4. Step 4: Simplify right side
    953,070.72x = 717,138,127,592.41
  5. Step 5: Solve for x
    x = 717,138,127,592.41/953,070.72
  6. Step 6: Final answer
    x = 752,450.07

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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.