Home / 954,417.51-1,317,017.81-561,888.15

Finding the Fourth Proportional to 954,417.51, 1,317,017.81 and 561,888.15

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Solution

The fourth proportional to 954,417.51, 1,317,017.81 and 561,888.15 is: 775,359.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,417.51 : 1,317,017.81 = 561,888.15 : x
  2. Step 2: Convert to fraction form
    954,417.51/1,317,017.81 = 561,888.15/x
  3. Step 3: Cross multiply
    954,417.51x = 1,317,017.81 × 561,888.15
  4. Step 4: Simplify right side
    954,417.51x = 740,016,697,968.51
  5. Step 5: Solve for x
    x = 740,016,697,968.51/954,417.51
  6. Step 6: Final answer
    x = 775,359.52

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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.