Home / 1,070,207.79-1,605,477.54-360,180.42

Finding the Fourth Proportional to 1,070,207.79, 1,605,477.54 and 360,180.42

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Solution

The fourth proportional to 1,070,207.79, 1,605,477.54 and 360,180.42 is: 540,326.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,207.79 : 1,605,477.54 = 360,180.42 : x
  2. Step 2: Convert to fraction form
    1,070,207.79/1,605,477.54 = 360,180.42/x
  3. Step 3: Cross multiply
    1,070,207.79x = 1,605,477.54 × 360,180.42
  4. Step 4: Simplify right side
    1,070,207.79x = 578,261,574,657.77
  5. Step 5: Solve for x
    x = 578,261,574,657.77/1,070,207.79
  6. Step 6: Final answer
    x = 540,326.45

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.