Home / 786,587.10-1,084,873.51-538,376.16

Finding the Fourth Proportional to 786,587.10, 1,084,873.51 and 538,376.16

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Solution

The fourth proportional to 786,587.10, 1,084,873.51 and 538,376.16 is: 742,537.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,587.10 : 1,084,873.51 = 538,376.16 : x
  2. Step 2: Convert to fraction form
    786,587.10/1,084,873.51 = 538,376.16/x
  3. Step 3: Cross multiply
    786,587.10x = 1,084,873.51 × 538,376.16
  4. Step 4: Simplify right side
    786,587.10x = 584,070,034,399.52
  5. Step 5: Solve for x
    x = 584,070,034,399.52/786,587.10
  6. Step 6: Final answer
    x = 742,537.01

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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.