Home / 970,048.02-1,338,707.58-540,328.34

Finding the Fourth Proportional to 970,048.02, 1,338,707.58 and 540,328.34

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Solution

The fourth proportional to 970,048.02, 1,338,707.58 and 540,328.34 is: 745,676.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,048.02 : 1,338,707.58 = 540,328.34 : x
  2. Step 2: Convert to fraction form
    970,048.02/1,338,707.58 = 540,328.34/x
  3. Step 3: Cross multiply
    970,048.02x = 1,338,707.58 × 540,328.34
  4. Step 4: Simplify right side
    970,048.02x = 723,341,645,767.36
  5. Step 5: Solve for x
    x = 723,341,645,767.36/970,048.02
  6. Step 6: Final answer
    x = 745,676.12

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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.